README
¶
This is a Graphics library for the Go programming language. Unless otherwise noted, the graphics-go source files are distributed under the BSD-style license found in the LICENSE file. Contributions should follow the same procedure as for the Go project: http://golang.org/doc/contribute.html
Directories
¶
| Path | Synopsis |
|---|---|
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detect
Package detect implements an object detector cascade.
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Package detect implements an object detector cascade. |
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interp
Package interp implements image interpolation.
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Package interp implements image interpolation. |
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src
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archive/tar
Package tar implements access to tar archives.
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Package tar implements access to tar archives. |
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archive/zip
Package zip provides support for reading and writing ZIP archives.
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Package zip provides support for reading and writing ZIP archives. |
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bufio
Package bufio implements buffered I/O. It wraps an io.Reader or io.Writer object, creating another object (Reader or Writer) that also implements the interface but provides buffering and some help for textual I/O.
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Package bufio implements buffered I/O. It wraps an io.Reader or io.Writer object, creating another object (Reader or Writer) that also implements the interface but provides buffering and some help for textual I/O. |
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builtin
Package builtin provides documentation for Go's predeclared identifiers.
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Package builtin provides documentation for Go's predeclared identifiers. |
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bytes
Package bytes implements functions for the manipulation of byte slices.
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Package bytes implements functions for the manipulation of byte slices. |
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cmd/addr2line
Addr2line is a minimal simulation of the GNU addr2line tool, just enough to support pprof.
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Addr2line is a minimal simulation of the GNU addr2line tool, just enough to support pprof. |
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cmd/asm
Asm, typically invoked as “go tool asm”, assembles the source file into an object file named for the basename of the argument source file with a .o suffix.
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Asm, typically invoked as “go tool asm”, assembles the source file into an object file named for the basename of the argument source file with a .o suffix. |
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cmd/asm/internal/asm
Package asm implements the parser and instruction generator for the assembler.
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Package asm implements the parser and instruction generator for the assembler. |
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cmd/asm/internal/flags
Package flags implements top-level flags and the usage message for the assembler.
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Package flags implements top-level flags and the usage message for the assembler. |
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cmd/asm/internal/lex
Package lex implements lexical analysis for the assembler.
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Package lex implements lexical analysis for the assembler. |
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cmd/cgo
Cgo enables the creation of Go packages that call C code.
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Cgo enables the creation of Go packages that call C code. |
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cmd/compile
Compile, typically invoked as “go tool compile,” compiles a single Go package comprising the files named on the command line.
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Compile, typically invoked as “go tool compile,” compiles a single Go package comprising the files named on the command line. |
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cmd/cover
Cover is a program for analyzing the coverage profiles generated by 'go test -coverprofile=cover.out'.
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Cover is a program for analyzing the coverage profiles generated by 'go test -coverprofile=cover.out'. |
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cmd/doc
Doc (usually run as go doc) accepts zero, one or two arguments.
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Doc (usually run as go doc) accepts zero, one or two arguments. |
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cmd/fix
Fix finds Go programs that use old APIs and rewrites them to use newer ones.
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Fix finds Go programs that use old APIs and rewrites them to use newer ones. |
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cmd/go
Go is a tool for managing Go source code.
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Go is a tool for managing Go source code. |
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cmd/gofmt
Gofmt formats Go programs.
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Gofmt formats Go programs. |
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cmd/internal/gcprog
Package gcprog implements an encoder for packed GC pointer bitmaps, known as GC programs.
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Package gcprog implements an encoder for packed GC pointer bitmaps, known as GC programs. |
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cmd/internal/goobj
Package goobj implements reading of Go object files and archives.
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Package goobj implements reading of Go object files and archives. |
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cmd/internal/objfile
Package objfile implements portable access to OS-specific executable files.
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Package objfile implements portable access to OS-specific executable files. |
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cmd/internal/unvendor/golang.org/x/arch/x86/x86asm
Package x86asm implements decoding of x86 machine code.
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Package x86asm implements decoding of x86 machine code. |
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cmd/link
Link, typically invoked as “go tool link,” reads the Go archive or object for a package main, along with its dependencies, and combines them into an executable binary.
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Link, typically invoked as “go tool link,” reads the Go archive or object for a package main, along with its dependencies, and combines them into an executable binary. |
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cmd/nm
Nm lists the symbols defined or used by an object file, archive, or executable.
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Nm lists the symbols defined or used by an object file, archive, or executable. |
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cmd/objdump
Objdump disassembles executable files.
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Objdump disassembles executable files. |
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cmd/pack
Pack is a simple version of the traditional Unix ar tool.
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Pack is a simple version of the traditional Unix ar tool. |
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cmd/pprof
Pprof interprets and displays profiles of Go programs.
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Pprof interprets and displays profiles of Go programs. |
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cmd/pprof/internal/commands
Package commands defines and manages the basic pprof commands
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Package commands defines and manages the basic pprof commands |
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cmd/pprof/internal/driver
Package driver implements the core pprof functionality.
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Package driver implements the core pprof functionality. |
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cmd/pprof/internal/fetch
Package fetch provides an extensible mechanism to fetch a profile from a data source.
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Package fetch provides an extensible mechanism to fetch a profile from a data source. |
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cmd/pprof/internal/plugin
Package plugin defines the plugin implementations that the main pprof driver requires.
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Package plugin defines the plugin implementations that the main pprof driver requires. |
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cmd/pprof/internal/profile
Package profile provides a representation of profile.proto and methods to encode/decode profiles in this format.
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Package profile provides a representation of profile.proto and methods to encode/decode profiles in this format. |
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cmd/pprof/internal/report
Package report summarizes a performance profile into a human-readable report.
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Package report summarizes a performance profile into a human-readable report. |
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cmd/pprof/internal/svg
Package svg provides tools related to handling of SVG files
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Package svg provides tools related to handling of SVG files |
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cmd/pprof/internal/symbolizer
Package symbolizer provides a routine to populate a profile with symbol, file and line number information.
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Package symbolizer provides a routine to populate a profile with symbol, file and line number information. |
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cmd/pprof/internal/symbolz
Package symbolz symbolizes a profile using the output from the symbolz service.
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Package symbolz symbolizes a profile using the output from the symbolz service. |
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cmd/pprof/internal/tempfile
Package tempfile provides tools to create and delete temporary files
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Package tempfile provides tools to create and delete temporary files |
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cmd/trace
Trace is a tool for viewing trace files.
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Trace is a tool for viewing trace files. |
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cmd/vet
Vet examines Go source code and reports suspicious constructs, such as Printf calls whose arguments do not align with the format string.
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Vet examines Go source code and reports suspicious constructs, such as Printf calls whose arguments do not align with the format string. |
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cmd/vet/internal/whitelist
Package whitelist defines exceptions for the vet tool.
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Package whitelist defines exceptions for the vet tool. |
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cmd/yacc
Yacc is a version of yacc for Go.
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Yacc is a version of yacc for Go. |
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compress/bzip2
Package bzip2 implements bzip2 decompression.
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Package bzip2 implements bzip2 decompression. |
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compress/flate
Package flate implements the DEFLATE compressed data format, described in RFC 1951.
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Package flate implements the DEFLATE compressed data format, described in RFC 1951. |
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compress/gzip
Package gzip implements reading and writing of gzip format compressed files, as specified in RFC 1952.
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Package gzip implements reading and writing of gzip format compressed files, as specified in RFC 1952. |
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compress/lzw
Package lzw implements the Lempel-Ziv-Welch compressed data format, described in T. A. Welch, “A Technique for High-Performance Data Compression”, Computer, 17(6) (June 1984), pp 8-19.
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Package lzw implements the Lempel-Ziv-Welch compressed data format, described in T. A. Welch, “A Technique for High-Performance Data Compression”, Computer, 17(6) (June 1984), pp 8-19. |
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compress/zlib
Package zlib implements reading and writing of zlib format compressed data, as specified in RFC 1950.
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Package zlib implements reading and writing of zlib format compressed data, as specified in RFC 1950. |
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container/heap
Package heap provides heap operations for any type that implements heap.Interface.
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Package heap provides heap operations for any type that implements heap.Interface. |
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container/list
Package list implements a doubly linked list.
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Package list implements a doubly linked list. |
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container/ring
Package ring implements operations on circular lists.
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Package ring implements operations on circular lists. |
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crypto
Package crypto collects common cryptographic constants.
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Package crypto collects common cryptographic constants. |
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crypto/aes
Package aes implements AES encryption (formerly Rijndael), as defined in U.S. Federal Information Processing Standards Publication 197.
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Package aes implements AES encryption (formerly Rijndael), as defined in U.S. Federal Information Processing Standards Publication 197. |
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crypto/cipher
Package cipher implements standard block cipher modes that can be wrapped around low-level block cipher implementations.
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Package cipher implements standard block cipher modes that can be wrapped around low-level block cipher implementations. |
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crypto/des
Package des implements the Data Encryption Standard (DES) and the Triple Data Encryption Algorithm (TDEA) as defined in U.S. Federal Information Processing Standards Publication 46-3.
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Package des implements the Data Encryption Standard (DES) and the Triple Data Encryption Algorithm (TDEA) as defined in U.S. Federal Information Processing Standards Publication 46-3. |
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crypto/dsa
Package dsa implements the Digital Signature Algorithm, as defined in FIPS 186-3.
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Package dsa implements the Digital Signature Algorithm, as defined in FIPS 186-3. |
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crypto/ecdsa
Package ecdsa implements the Elliptic Curve Digital Signature Algorithm, as defined in FIPS 186-3.
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Package ecdsa implements the Elliptic Curve Digital Signature Algorithm, as defined in FIPS 186-3. |
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crypto/elliptic
Package elliptic implements several standard elliptic curves over prime fields.
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Package elliptic implements several standard elliptic curves over prime fields. |
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crypto/hmac
Package hmac implements the Keyed-Hash Message Authentication Code (HMAC) as defined in U.S. Federal Information Processing Standards Publication 198.
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Package hmac implements the Keyed-Hash Message Authentication Code (HMAC) as defined in U.S. Federal Information Processing Standards Publication 198. |
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crypto/md5
Package md5 implements the MD5 hash algorithm as defined in RFC 1321.
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Package md5 implements the MD5 hash algorithm as defined in RFC 1321. |
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crypto/rand
Package rand implements a cryptographically secure pseudorandom number generator.
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Package rand implements a cryptographically secure pseudorandom number generator. |
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crypto/rc4
Package rc4 implements RC4 encryption, as defined in Bruce Schneier's Applied Cryptography.
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Package rc4 implements RC4 encryption, as defined in Bruce Schneier's Applied Cryptography. |
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crypto/rsa
Package rsa implements RSA encryption as specified in PKCS#1.
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Package rsa implements RSA encryption as specified in PKCS#1. |
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crypto/sha1
Package sha1 implements the SHA1 hash algorithm as defined in RFC 3174.
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Package sha1 implements the SHA1 hash algorithm as defined in RFC 3174. |
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crypto/sha256
Package sha256 implements the SHA224 and SHA256 hash algorithms as defined in FIPS 180-4.
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Package sha256 implements the SHA224 and SHA256 hash algorithms as defined in FIPS 180-4. |
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crypto/sha512
Package sha512 implements the SHA-384, SHA-512, SHA-512/224, and SHA-512/256 hash algorithms as defined in FIPS 180-4.
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Package sha512 implements the SHA-384, SHA-512, SHA-512/224, and SHA-512/256 hash algorithms as defined in FIPS 180-4. |
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crypto/subtle
Package subtle implements functions that are often useful in cryptographic code but require careful thought to use correctly.
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Package subtle implements functions that are often useful in cryptographic code but require careful thought to use correctly. |
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crypto/tls
Package tls partially implements TLS 1.2, as specified in RFC 5246.
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Package tls partially implements TLS 1.2, as specified in RFC 5246. |
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crypto/x509
Package x509 parses X.509-encoded keys and certificates.
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Package x509 parses X.509-encoded keys and certificates. |
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crypto/x509/pkix
Package pkix contains shared, low level structures used for ASN.1 parsing and serialization of X.509 certificates, CRL and OCSP.
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Package pkix contains shared, low level structures used for ASN.1 parsing and serialization of X.509 certificates, CRL and OCSP. |
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database/sql
Package sql provides a generic interface around SQL (or SQL-like) databases.
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Package sql provides a generic interface around SQL (or SQL-like) databases. |
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database/sql/driver
Package driver defines interfaces to be implemented by database drivers as used by package sql.
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Package driver defines interfaces to be implemented by database drivers as used by package sql. |
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debug/dwarf
Package dwarf provides access to DWARF debugging information loaded from executable files, as defined in the DWARF 2.0 Standard at http://dwarfstd.org/doc/dwarf-2.0.0.pdf
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Package dwarf provides access to DWARF debugging information loaded from executable files, as defined in the DWARF 2.0 Standard at http://dwarfstd.org/doc/dwarf-2.0.0.pdf |
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debug/elf
Package elf implements access to ELF object files.
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Package elf implements access to ELF object files. |
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debug/gosym
Package gosym implements access to the Go symbol and line number tables embedded in Go binaries generated by the gc compilers.
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Package gosym implements access to the Go symbol and line number tables embedded in Go binaries generated by the gc compilers. |
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debug/macho
Package macho implements access to Mach-O object files.
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Package macho implements access to Mach-O object files. |
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debug/pe
Package pe implements access to PE (Microsoft Windows Portable Executable) files.
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Package pe implements access to PE (Microsoft Windows Portable Executable) files. |
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debug/plan9obj
Package plan9obj implements access to Plan 9 a.out object files.
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Package plan9obj implements access to Plan 9 a.out object files. |
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encoding
Package encoding defines interfaces shared by other packages that convert data to and from byte-level and textual representations.
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Package encoding defines interfaces shared by other packages that convert data to and from byte-level and textual representations. |
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encoding/ascii85
Package ascii85 implements the ascii85 data encoding as used in the btoa tool and Adobe's PostScript and PDF document formats.
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Package ascii85 implements the ascii85 data encoding as used in the btoa tool and Adobe's PostScript and PDF document formats. |
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encoding/asn1
Package asn1 implements parsing of DER-encoded ASN.1 data structures, as defined in ITU-T Rec X.690.
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Package asn1 implements parsing of DER-encoded ASN.1 data structures, as defined in ITU-T Rec X.690. |
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encoding/base32
Package base32 implements base32 encoding as specified by RFC 4648.
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Package base32 implements base32 encoding as specified by RFC 4648. |
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encoding/base64
Package base64 implements base64 encoding as specified by RFC 4648.
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Package base64 implements base64 encoding as specified by RFC 4648. |
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encoding/binary
Package binary implements simple translation between numbers and byte sequences and encoding and decoding of varints.
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Package binary implements simple translation between numbers and byte sequences and encoding and decoding of varints. |
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encoding/csv
Package csv reads and writes comma-separated values (CSV) files.
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Package csv reads and writes comma-separated values (CSV) files. |
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encoding/gob
Package gob manages streams of gobs - binary values exchanged between an Encoder (transmitter) and a Decoder (receiver).
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Package gob manages streams of gobs - binary values exchanged between an Encoder (transmitter) and a Decoder (receiver). |
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encoding/hex
Package hex implements hexadecimal encoding and decoding.
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Package hex implements hexadecimal encoding and decoding. |
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encoding/json
Package json implements encoding and decoding of JSON objects as defined in RFC 4627.
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Package json implements encoding and decoding of JSON objects as defined in RFC 4627. |
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encoding/pem
Package pem implements the PEM data encoding, which originated in Privacy Enhanced Mail.
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Package pem implements the PEM data encoding, which originated in Privacy Enhanced Mail. |
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encoding/xml
Package xml implements a simple XML 1.0 parser that understands XML name spaces.
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Package xml implements a simple XML 1.0 parser that understands XML name spaces. |
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errors
Package errors implements functions to manipulate errors.
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Package errors implements functions to manipulate errors. |
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expvar
Package expvar provides a standardized interface to public variables, such as operation counters in servers.
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Package expvar provides a standardized interface to public variables, such as operation counters in servers. |
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flag
Package flag implements command-line flag parsing.
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Package flag implements command-line flag parsing. |
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fmt
Package fmt implements formatted I/O with functions analogous to C's printf and scanf.
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Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
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go/ast
Package ast declares the types used to represent syntax trees for Go packages.
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Package ast declares the types used to represent syntax trees for Go packages. |
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go/build
Package build gathers information about Go packages.
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Package build gathers information about Go packages. |
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go/constant
Package constant implements Values representing untyped Go constants and their corresponding operations.
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Package constant implements Values representing untyped Go constants and their corresponding operations. |
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go/doc
Package doc extracts source code documentation from a Go AST.
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Package doc extracts source code documentation from a Go AST. |
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go/format
Package format implements standard formatting of Go source.
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Package format implements standard formatting of Go source. |
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go/importer
Package importer provides access to export data importers.
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Package importer provides access to export data importers. |
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go/internal/gccgoimporter
Package gccgoimporter implements Import for gccgo-generated object files.
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Package gccgoimporter implements Import for gccgo-generated object files. |
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go/internal/gcimporter
Package gcimporter implements Import for gc-generated object files.
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Package gcimporter implements Import for gc-generated object files. |
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go/parser
Package parser implements a parser for Go source files.
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Package parser implements a parser for Go source files. |
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go/printer
Package printer implements printing of AST nodes.
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Package printer implements printing of AST nodes. |
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go/scanner
Package scanner implements a scanner for Go source text.
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Package scanner implements a scanner for Go source text. |
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go/token
Package token defines constants representing the lexical tokens of the Go programming language and basic operations on tokens (printing, predicates).
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Package token defines constants representing the lexical tokens of the Go programming language and basic operations on tokens (printing, predicates). |
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go/types
Package types declares the data types and implements the algorithms for type-checking of Go packages.
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Package types declares the data types and implements the algorithms for type-checking of Go packages. |
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hash
Package hash provides interfaces for hash functions.
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Package hash provides interfaces for hash functions. |
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hash/adler32
Package adler32 implements the Adler-32 checksum.
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Package adler32 implements the Adler-32 checksum. |
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hash/crc32
Package crc32 implements the 32-bit cyclic redundancy check, or CRC-32, checksum.
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Package crc32 implements the 32-bit cyclic redundancy check, or CRC-32, checksum. |
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hash/crc64
Package crc64 implements the 64-bit cyclic redundancy check, or CRC-64, checksum.
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Package crc64 implements the 64-bit cyclic redundancy check, or CRC-64, checksum. |
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hash/fnv
Package fnv implements FNV-1 and FNV-1a, non-cryptographic hash functions created by Glenn Fowler, Landon Curt Noll, and Phong Vo.
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Package fnv implements FNV-1 and FNV-1a, non-cryptographic hash functions created by Glenn Fowler, Landon Curt Noll, and Phong Vo. |
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html
Package html provides functions for escaping and unescaping HTML text.
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Package html provides functions for escaping and unescaping HTML text. |
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html/template
Package template (html/template) implements data-driven templates for generating HTML output safe against code injection.
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Package template (html/template) implements data-driven templates for generating HTML output safe against code injection. |
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image
Package image implements a basic 2-D image library.
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Package image implements a basic 2-D image library. |
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image/color
Package color implements a basic color library.
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Package color implements a basic color library. |
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image/color/palette
Package palette provides standard color palettes.
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Package palette provides standard color palettes. |
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image/draw
Package draw provides image composition functions.
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Package draw provides image composition functions. |
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image/gif
Package gif implements a GIF image decoder and encoder.
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Package gif implements a GIF image decoder and encoder. |
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image/internal/imageutil
Package imageutil contains code shared by image-related packages.
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Package imageutil contains code shared by image-related packages. |
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image/jpeg
Package jpeg implements a JPEG image decoder and encoder.
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Package jpeg implements a JPEG image decoder and encoder. |
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image/png
Package png implements a PNG image decoder and encoder.
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Package png implements a PNG image decoder and encoder. |
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index/suffixarray
Package suffixarray implements substring search in logarithmic time using an in-memory suffix array.
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Package suffixarray implements substring search in logarithmic time using an in-memory suffix array. |
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internal/golang.org/x/net/http2/hpack
Package hpack implements HPACK, a compression format for efficiently representing HTTP header fields in the context of HTTP/2.
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Package hpack implements HPACK, a compression format for efficiently representing HTTP header fields in the context of HTTP/2. |
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internal/race
Package race contains helper functions for manually instrumenting code for the race detector.
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Package race contains helper functions for manually instrumenting code for the race detector. |
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internal/singleflight
Package singleflight provides a duplicate function call suppression mechanism.
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Package singleflight provides a duplicate function call suppression mechanism. |
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internal/syscall/windows/registry
Package registry provides access to the Windows registry.
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Package registry provides access to the Windows registry. |
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internal/syscall/windows/sysdll
Package sysdll is an internal leaf package that records and reports which Windows DLL names are used by Go itself.
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Package sysdll is an internal leaf package that records and reports which Windows DLL names are used by Go itself. |
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internal/testenv
Package testenv provides information about what functionality is available in different testing environments run by the Go team.
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Package testenv provides information about what functionality is available in different testing environments run by the Go team. |
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io
Package io provides basic interfaces to I/O primitives.
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Package io provides basic interfaces to I/O primitives. |
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io/ioutil
Package ioutil implements some I/O utility functions.
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Package ioutil implements some I/O utility functions. |
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math
Package math provides basic constants and mathematical functions.
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Package math provides basic constants and mathematical functions. |
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math/big
Package big implements arbitrary-precision arithmetic (big numbers).
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Package big implements arbitrary-precision arithmetic (big numbers). |
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math/cmplx
Package cmplx provides basic constants and mathematical functions for complex numbers.
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Package cmplx provides basic constants and mathematical functions for complex numbers. |
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math/rand
Package rand implements pseudo-random number generators.
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Package rand implements pseudo-random number generators. |
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mime
Package mime implements parts of the MIME spec.
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Package mime implements parts of the MIME spec. |
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mime/multipart
Package multipart implements MIME multipart parsing, as defined in RFC 2046.
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Package multipart implements MIME multipart parsing, as defined in RFC 2046. |
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mime/quotedprintable
Package quotedprintable implements quoted-printable encoding as specified by RFC 2045.
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Package quotedprintable implements quoted-printable encoding as specified by RFC 2045. |
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net
Package net provides a portable interface for network I/O, including TCP/IP, UDP, domain name resolution, and Unix domain sockets.
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Package net provides a portable interface for network I/O, including TCP/IP, UDP, domain name resolution, and Unix domain sockets. |
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net/http
Package http provides HTTP client and server implementations.
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Package http provides HTTP client and server implementations. |
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net/http/cgi
Package cgi implements CGI (Common Gateway Interface) as specified in RFC 3875.
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Package cgi implements CGI (Common Gateway Interface) as specified in RFC 3875. |
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net/http/cookiejar
Package cookiejar implements an in-memory RFC 6265-compliant http.CookieJar.
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Package cookiejar implements an in-memory RFC 6265-compliant http.CookieJar. |
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net/http/fcgi
Package fcgi implements the FastCGI protocol.
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Package fcgi implements the FastCGI protocol. |
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net/http/httptest
Package httptest provides utilities for HTTP testing.
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Package httptest provides utilities for HTTP testing. |
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net/http/httputil
Package httputil provides HTTP utility functions, complementing the more common ones in the net/http package.
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Package httputil provides HTTP utility functions, complementing the more common ones in the net/http package. |
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net/http/internal
Package internal contains HTTP internals shared by net/http and net/http/httputil.
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Package internal contains HTTP internals shared by net/http and net/http/httputil. |
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net/http/pprof
Package pprof serves via its HTTP server runtime profiling data in the format expected by the pprof visualization tool.
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Package pprof serves via its HTTP server runtime profiling data in the format expected by the pprof visualization tool. |
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net/internal/socktest
Package socktest provides utilities for socket testing.
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Package socktest provides utilities for socket testing. |
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net/mail
Package mail implements parsing of mail messages.
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Package mail implements parsing of mail messages. |
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net/rpc
Package rpc provides access to the exported methods of an object across a network or other I/O connection.
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Package rpc provides access to the exported methods of an object across a network or other I/O connection. |
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net/rpc/jsonrpc
Package jsonrpc implements a JSON-RPC ClientCodec and ServerCodec for the rpc package.
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Package jsonrpc implements a JSON-RPC ClientCodec and ServerCodec for the rpc package. |
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net/smtp
Package smtp implements the Simple Mail Transfer Protocol as defined in RFC 5321.
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Package smtp implements the Simple Mail Transfer Protocol as defined in RFC 5321. |
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net/textproto
Package textproto implements generic support for text-based request/response protocols in the style of HTTP, NNTP, and SMTP.
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Package textproto implements generic support for text-based request/response protocols in the style of HTTP, NNTP, and SMTP. |
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net/url
Package url parses URLs and implements query escaping.
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Package url parses URLs and implements query escaping. |
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os
Package os provides a platform-independent interface to operating system functionality.
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Package os provides a platform-independent interface to operating system functionality. |
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os/exec
Package exec runs external commands.
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Package exec runs external commands. |
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os/signal
Package signal implements access to incoming signals.
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Package signal implements access to incoming signals. |
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os/user
Package user allows user account lookups by name or id.
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Package user allows user account lookups by name or id. |
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path
Package path implements utility routines for manipulating slash-separated paths.
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Package path implements utility routines for manipulating slash-separated paths. |
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path/filepath
Package filepath implements utility routines for manipulating filename paths in a way compatible with the target operating system-defined file paths.
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Package filepath implements utility routines for manipulating filename paths in a way compatible with the target operating system-defined file paths. |
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reflect
Package reflect implements run-time reflection, allowing a program to manipulate objects with arbitrary types.
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Package reflect implements run-time reflection, allowing a program to manipulate objects with arbitrary types. |
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regexp
Package regexp implements regular expression search.
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Package regexp implements regular expression search. |
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regexp/syntax
Package syntax parses regular expressions into parse trees and compiles parse trees into programs.
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Package syntax parses regular expressions into parse trees and compiles parse trees into programs. |
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runtime
Package runtime contains operations that interact with Go's runtime system, such as functions to control goroutines.
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Package runtime contains operations that interact with Go's runtime system, such as functions to control goroutines. |
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runtime/cgo
Package cgo contains runtime support for code generated by the cgo tool.
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Package cgo contains runtime support for code generated by the cgo tool. |
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runtime/debug
Package debug contains facilities for programs to debug themselves while they are running.
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Package debug contains facilities for programs to debug themselves while they are running. |
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runtime/internal/sys
package sys contains system- and configuration- and architecture-specific constants used by the runtime.
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package sys contains system- and configuration- and architecture-specific constants used by the runtime. |
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runtime/pprof
Package pprof writes runtime profiling data in the format expected by the pprof visualization tool.
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Package pprof writes runtime profiling data in the format expected by the pprof visualization tool. |
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runtime/race
Package race implements data race detection logic.
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Package race implements data race detection logic. |
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runtime/trace
Go execution tracer.
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Go execution tracer. |
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sort
Package sort provides primitives for sorting slices and user-defined collections.
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Package sort provides primitives for sorting slices and user-defined collections. |
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strconv
Package strconv implements conversions to and from string representations of basic data types.
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Package strconv implements conversions to and from string representations of basic data types. |
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strings
Package strings implements simple functions to manipulate UTF-8 encoded strings.
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Package strings implements simple functions to manipulate UTF-8 encoded strings. |
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sync
Package sync provides basic synchronization primitives such as mutual exclusion locks.
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Package sync provides basic synchronization primitives such as mutual exclusion locks. |
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sync/atomic
Package atomic provides low-level atomic memory primitives useful for implementing synchronization algorithms.
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Package atomic provides low-level atomic memory primitives useful for implementing synchronization algorithms. |
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syscall
Package syscall contains an interface to the low-level operating system primitives.
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Package syscall contains an interface to the low-level operating system primitives. |
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testing
Package testing provides support for automated testing of Go packages.
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Package testing provides support for automated testing of Go packages. |
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testing/iotest
Package iotest implements Readers and Writers useful mainly for testing.
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Package iotest implements Readers and Writers useful mainly for testing. |
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testing/quick
Package quick implements utility functions to help with black box testing.
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Package quick implements utility functions to help with black box testing. |
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text/scanner
Package scanner provides a scanner and tokenizer for UTF-8-encoded text.
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Package scanner provides a scanner and tokenizer for UTF-8-encoded text. |
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text/tabwriter
Package tabwriter implements a write filter (tabwriter.Writer) that translates tabbed columns in input into properly aligned text.
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Package tabwriter implements a write filter (tabwriter.Writer) that translates tabbed columns in input into properly aligned text. |
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text/template
Package template implements data-driven templates for generating textual output.
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Package template implements data-driven templates for generating textual output. |
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text/template/parse
Package parse builds parse trees for templates as defined by text/template and html/template.
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Package parse builds parse trees for templates as defined by text/template and html/template. |
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time
Package time provides functionality for measuring and displaying time.
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Package time provides functionality for measuring and displaying time. |
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unicode
Package unicode provides data and functions to test some properties of Unicode code points.
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Package unicode provides data and functions to test some properties of Unicode code points. |
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unicode/utf16
Package utf16 implements encoding and decoding of UTF-16 sequences.
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Package utf16 implements encoding and decoding of UTF-16 sequences. |
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unicode/utf8
Package utf8 implements functions and constants to support text encoded in UTF-8.
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Package utf8 implements functions and constants to support text encoded in UTF-8. |
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unsafe
Package unsafe contains operations that step around the type safety of Go programs.
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Package unsafe contains operations that step around the type safety of Go programs. |
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