cHelper

Documentation

Index

• func AESDecrypt(data, key string) (result string, err error)
• func AESEncrypt(data, key string) (result string, err error)
• func AlignStringMappingArrayFields(data []map[string]string) []map[string]string
• func CallerFuncName() string
• func ChannelAsyncPush[T any](ch chan T, data T)
• func Chunk[T any](data []T, size uint) (result [][]T)
• func Cmd(c CmdOption) (result []byte, err error)
• func Contains[T any](data []T, value T, equal func(item, value T) bool) bool
• func CopyStringMapping(data map[string]string) (result map[string]string)
• func CopyStringMappingArray(data []map[string]string) (result []map[string]string)
• func CountBy[T any](data []T, f func(item T) bool) int64
• func EmbeddingCos(vector1, vector2 []float64) float64
• func EnvToBool(name string, value bool) bool
• func EnvToInt(name string, value int) int
• func EnvToString(name string, value string) string
• func GetCurrentDir() string
• func GetFieldValue(field string, data interface{}) interface{}
• func GetFieldValues(field string, data interface{}) []interface{}
• func GroupBy[T any, P comparable](data []T, key func(item T) (P, bool)) (result map[P][]T)
• func InArray[T comparable](array []T, data T) (result bool)
• func Intersect[T any](equal func(a, b T) bool, data ...[]T) []T
• func IntersectIgnoreNil[T any](equal func(a, b T) bool, all ...[]T) []T
• func IsBool(value interface{}) bool
• func IsDir(f string) bool
• func IsEmpty(value interface{}) bool
• func IsEqualSlice[T comparable](value1, value2 []T) bool
• func IsExistsPath(f string) bool
• func IsFloat(value interface{}) bool
• func IsInt(value interface{}) bool
• func IsMap(value interface{}) bool
• func IsNil(value interface{}, traceSource ...bool) bool
• func IsNumber(s string) bool
• func IsSlice(value interface{}) bool
• func IsString(value interface{}) bool
• func IsStruct(value interface{}) bool
• func IsUint(value interface{}) bool
• func KeyBy[T any, P comparable](data []T, key func(item T) (P, bool)) (result map[P]T)
• func MappingBy[T, V any, K comparable](data []T, f func(item T) (K, V)) (result map[K]V)
• func Md5(data []byte) string
• func Merge[T any](equal func(a, b T) bool, data ...[]T) []T
• func MkDirAll(f string, perm os.FileMode) (err error)
• func OrderBy[T any](data []T, compare func(first, second T) (result bool))
• func PasswordHash(password string) (hash string, err error)
• func PasswordVerify(password, hash string) bool
• func Pluck[T any, P comparable](array []T, key func(item T) P) (result []P)
• func PrintMemory(ctx context.Context, interval int64, ...)
• func RandomInt(min, max int) int
• func RandomStr(length int, randomType RandomType) string
• func Recover() func()
• func ReplaceAll(src string, old []string, new string) string
• func SHA1(data string) string
• func SwitchSlice[A, B any](data []A, f func(item A) (result B)) []B
• func SwitchStruct[A any, B any](source A, target B) error
• func ToBool(s string) bool
• func ToCamel(data string) string
• func ToCamelWithChars(data string, chars []string) string
• func ToFloat32(s string) float32
• func ToFloat64(s string) float64
• func ToInt(s string) int
• func ToInt32(s string) int32
• func ToInt64(s string) int64
• func ToInt8(s string) int8
• func ToSnake(data string) string
• func ToSnakeWithChar(data string, r rune) string
• func ToString(data interface{}) string
• func ToUint(s string) uint
• func ToUint32(s string) uint32
• func ToUint64(s string) uint64
• func ToUint8(s string) uint8
• func TrimPath(p string) string
• func Ucfirst(s string) string
• func Unique[T comparable](data []T, equal func(a, b T) bool) []T
• func Zip(src string, dest string, ignores ...string) error
• type CmdOption
• type MemoryStatus
• type NumberInterface
• type NumberType
• type RandomType

Functions

func AESDecrypt

func AESDecrypt(data, key string) (result string, err error)

func AESEncrypt

func AESEncrypt(data, key string) (result string, err error)

func AlignStringMappingArrayFields

func AlignStringMappingArrayFields(data []map[string]string) []map[string]string

func CallerFuncName

func CallerFuncName() string

func ChannelAsyncPush

func ChannelAsyncPush[T any](ch chan T, data T)

func Chunk

func Chunk[T any](data []T, size uint) (result [][]T)

Chunk 数组分片

func Cmd

func Cmd(c CmdOption) (result []byte, err error)

func Contains

func Contains[T any](data []T, value T, equal func(item, value T) bool) bool

Contains 数组是否存在该值

func CopyStringMapping

func CopyStringMapping(data map[string]string) (result map[string]string)

func CopyStringMappingArray

func CopyStringMappingArray(data []map[string]string) (result []map[string]string)

func CountBy

func CountBy[T any](data []T, f func(item T) bool) int64

CountBy 数组元素满足条件数量

func EmbeddingCos

func EmbeddingCos(vector1, vector2 []float64) float64

EmbeddingCos 使用cosine计算向量相似度

func EnvToBool

func EnvToBool(name string, value bool) bool

func EnvToInt

func EnvToInt(name string, value int) int

func EnvToString

func EnvToString(name string, value string) string

func GetCurrentDir

func GetCurrentDir() string

func GetFieldValue

func GetFieldValue(field string, data interface{}) interface{}

func GetFieldValues

func GetFieldValues(field string, data interface{}) []interface{}

func GroupBy

func GroupBy[T any, P comparable](data []T, key func(item T) (P, bool)) (result map[P][]T)

GroupBy 按字段分组

func InArray

func InArray[T comparable](array []T, data T) (result bool)

InArray 数组是否存在该值

func Intersect

func Intersect[T any](equal func(a, b T) bool, data ...[]T) []T

Intersect 数组交集

func IntersectIgnoreNil

func IntersectIgnoreNil[T any](equal func(a, b T) bool, all ...[]T) []T

IntersectIgnoreNil 数组交集，忽略nil元素

func IsBool

func IsBool(value interface{}) bool

IsBool 字符串是否为布尔值

func IsDir

func IsDir(f string) bool

IsDir 判断目录

func IsEmpty

func IsEmpty(value interface{}) bool

func IsEqualSlice

func IsEqualSlice[T comparable](value1, value2 []T) bool

IsEqualSlice 判断数组是否相等

func IsExistsPath

func IsExistsPath(f string) bool

IsExistsPath 判断文件是否存在

func IsFloat

func IsFloat(value interface{}) bool

IsFloat checks whether `value` is type of float.

func IsInt

func IsInt(value interface{}) bool

IsInt checks whether `value` is type of int.

func IsMap

func IsMap(value interface{}) bool

IsMap checks whether `value` is type of map.

func IsNil

func IsNil(value interface{}, traceSource ...bool) bool

func IsNumber

func IsNumber(s string) bool

IsNumber 字符串是否为数字

func IsSlice

func IsSlice(value interface{}) bool

IsSlice checks whether `value` is type of slice.

func IsString

func IsString(value interface{}) bool

IsString 字符串是否为字符串

func IsStruct

func IsStruct(value interface{}) bool

IsStruct checks whether `value` is type of struct.

func IsUint

func IsUint(value interface{}) bool

IsUint checks whether `value` is type of uint.

func KeyBy

func KeyBy[T any, P comparable](data []T, key func(item T) (P, bool)) (result map[P]T)

KeyBy 按字段转map

func MappingBy

func MappingBy[T, V any, K comparable](data []T, f func(item T) (K, V)) (result map[K]V)

MappingBy 使用指定字段组成map

func Md5

func Md5(data []byte) string

func Merge

func Merge[T any](equal func(a, b T) bool, data ...[]T) []T

Merge 数组并集

func MkDirAll

func MkDirAll(f string, perm os.FileMode) (err error)

func OrderBy

func OrderBy[T any](data []T, compare func(first, second T) (result bool))

OrderBy 按字段排序

func PasswordHash

func PasswordHash(password string) (hash string, err error)

func PasswordVerify

func PasswordVerify(password, hash string) bool

func Pluck

func Pluck[T any, P comparable](array []T, key func(item T) P) (result []P)

Pluck 取字段值

func PrintMemory

func PrintMemory(ctx context.Context, interval int64, handle func(ctx context.Context, mem *MemoryStatus))

func RandomInt

func RandomInt(min, max int) int

RandomInt 生成随机整数

func RandomStr

func RandomStr(length int, randomType RandomType) string

func Recover

func Recover() func()

func ReplaceAll

func ReplaceAll(src string, old []string, new string) string

ReplaceAll 多个字符串同时替换为同一个

func SHA1

func SHA1(data string) string

func SwitchSlice

func SwitchSlice[A, B any](data []A, f func(item A) (result B)) []B

func SwitchStruct

func SwitchStruct[A any, B any](source A, target B) error

func ToBool

func ToBool(s string) bool

ToBool 字符串转布尔值

func ToCamel

func ToCamel(data string) string

func ToCamelWithChars

func ToCamelWithChars(data string, chars []string) string

func ToFloat32

func ToFloat32(s string) float32

ToFloat32 字符串转32位浮点数

func ToFloat64

func ToFloat64(s string) float64

ToFloat64 字符串转64位浮点数

func ToInt

func ToInt(s string) int

ToInt 字符串转int

func ToInt32

func ToInt32(s string) int32

ToInt32 字符串转int32

func ToInt64

func ToInt64(s string) int64

ToInt64 字符串转int64

func ToInt8

func ToInt8(s string) int8

ToInt8 字符串转int8

func ToSnake

func ToSnake(data string) string

func ToSnakeWithChar

func ToSnakeWithChar(data string, r rune) string

func ToString

func ToString(data interface{}) string

ToString 所有类型转字符串

func ToUint

func ToUint(s string) uint

ToUint 字符串转uint

func ToUint32

func ToUint32(s string) uint32

ToUint32 字符串转uint32

func ToUint64

func ToUint64(s string) uint64

ToUint64 字符串转uint64

func ToUint8

func ToUint8(s string) uint8

ToUint8 字符串转uint8

func TrimPath

func TrimPath(p string) string

func Ucfirst

func Ucfirst(s string) string

Ucfirst 首字母大写

func Unique

func Unique[T comparable](data []T, equal func(a, b T) bool) []T

Unique 去重

func Zip

func Zip(src string, dest string, ignores ...string) error

Types

type CmdOption

type CmdOption struct {
	Command string
	Dir     string
}

type MemoryStatus

type MemoryStatus struct {
	Pid  int
	Used int
	G    string
	M    string
	K    string
	Err  error
}

type NumberInterface

type NumberInterface interface {
	~int | ~int8 | ~int16 | ~int32 | ~int64 | ~uint | ~uint8 | ~uint16 | ~uint32 | ~uint64 | ~float32 | ~float64
}

type NumberType

type NumberType uint8

const (
	UInt NumberType = iota
	Int
	UFloat
	Float
	Positive
	Negative
	All
)

type RandomType

type RandomType uint8

const (
	RandomType_All RandomType = iota
	RandomType_Number
	RandomType_Char
	RandomType_LowerChar
	RandomType_UpperChar
	RandomType_Symbol
	RandomType_NumberAndChar
	RandomType_CharAndSymbol
)