util

Documentation

Index

• func AESCBCDecrypt(cryted string, key string) (string, error)
• func AESCBCEncrypt(orig string, key string) (string, error)
• func CommonPrefix(arr []string) string
• func CreatePath(filePath string) error
• func DeepCopy(dst, src interface{}) error
• func Diff(a map[string]interface{}, b map[string]interface{}) map[string]interface{}
• func DiffList(source, dest interface{}, cmp func(a, b interface{}) bool) (res []interface{})
• func DiffListToSlice(source, dest interface{}, cmp func(a, b interface{}) bool) (res interface{})
• func ExternalIP() (net.IP, error)
• func ExternalIPString() string
• func FindIndex(arr interface{}, item interface{}, cmp func(a, b interface{}) bool) (index int)
• func FormValueArray(key string, postForm url.Values) []string
• func GetTodayZeroPoint() int64
• func GetTodayZeroPointTime() time.Time
• func GetTyp(typeStr string) (typ reflect.Kind, err error)
• func GetVal(val string, typeStr string) (result interface{}, typ reflect.Kind, err error)
• func GetYesterdayZeroPoint() int64
• func InArray(val string, arr []string) (index int, exist bool)
• func IntNumberSet(ids []int) []int
• func IsExist(path string) bool
• func IsFileExists(path string) (bool, error)
• func Md5(s string) string
• func Md5Bytes(data []byte) string
• func Md5File(path string) string
• func Md5Str(val string) string
• func Now() int64
• func PKCS7Padding(ciphertext []byte, blocksize int) []byte
• func PKCS7UnPadding(origData []byte) []byte
• func ParseAddr(tplType, addr string) (ip string, port, user, psw string)
• func ParseRedisAddr(addrOrigin string) (addr string)
• func RemoveDuplicatesAndEmpty(a []string) (ret []string)
• func ShortHash(longstr string, number int) string
• func String2Timestamp(str string) int64
• func StringInArray(needle string, haystack []string) bool
• func StringPkg(str string) (ok bool, depth int)
• func StringToInt64(s string) int64
• func Substr(str string, start int, length int) string
• func Timestamp2String(timestamp int) string
• func Timestamp2String64(timestamp int64) string
• type DSN
  • func ParseDSN(dsn string) (cfg *DSN, err error)

Functions

func AESCBCDecrypt

func AESCBCDecrypt(cryted string, key string) (string, error)

func AESCBCEncrypt

func AESCBCEncrypt(orig string, key string) (string, error)

func CommonPrefix

func CommonPrefix(arr []string) string

func CreatePath

func CreatePath(filePath string) error

func DeepCopy

func DeepCopy(dst, src interface{}) error

深度拷贝

func Diff

func Diff(a map[string]interface{}, b map[string]interface{}) map[string]interface{}

Diff ..

func DiffList

func DiffList(source, dest interface{}, cmp func(a, b interface{}) bool) (res []interface{})

DiffList 求 source 和 dest 的 交/差集 此函数效率较低(O(n^2))，请在列表长度较小时使用

func DiffListToSlice

func DiffListToSlice(source, dest interface{}, cmp func(a, b interface{}) bool) (res interface{})

DiffListToSlice 求 source 和 dest 的 交/差集，返回类型和 source 相同

func ExternalIP

func ExternalIP() (net.IP, error)

func ExternalIPString

func ExternalIPString() string

func FindIndex

func FindIndex(arr interface{}, item interface{}, cmp func(a, b interface{}) bool) (index int)

FindIndex 查找 item 在 arr 里的下标，通过 cmp 函数进行列表项相等判断 如果不存在则返回 -1

func FormValueArray

func FormValueArray(key string, postForm url.Values) []string

FormValueArray 从post form中获取数组参数

func GetTodayZeroPoint

func GetTodayZeroPoint() int64

GetTodayZeroPoint ..

func GetTodayZeroPointTime

func GetTodayZeroPointTime() time.Time

GetTodayZeroPointTime ..

func GetTyp

func GetTyp(typeStr string) (typ reflect.Kind, err error)

func GetVal

func GetVal(val string, typeStr string) (result interface{}, typ reflect.Kind, err error)

func GetYesterdayZeroPoint

func GetYesterdayZeroPoint() int64

GetYesterdayZeroPoint ..

func InArray

func InArray(val string, arr []string) (index int, exist bool)

InArray 会判断var是否在arr中。

func IntNumberSet

func IntNumberSet(ids []int) []int

IntNumberSet ...

func IsExist

func IsExist(path string) bool

FileExists reports whether the named file or directory exists.

func IsFileExists

func IsFileExists(path string) (bool, error)

IsFileExists ...

func Md5

func Md5(s string) string

md5

func Md5Bytes

func Md5Bytes(data []byte) string

Md5Bytes ...

func Md5File

func Md5File(path string) string

Md5File ...

func Md5Str

func Md5Str(val string) string

func Now

func Now() int64

Now 返回当前时间戳。

func PKCS7Padding

func PKCS7Padding(ciphertext []byte, blocksize int) []byte

补码, len = 128||192||256 AES加密数据块分组长度必须为128bit(byte[16])，密钥长度可以是128bit(byte[16])、192bit(byte[24])、256bit(byte[32])中的任意一个。

func PKCS7UnPadding

func PKCS7UnPadding(origData []byte) []byte

去码

func ParseAddr

func ParseAddr(tplType, addr string) (ip string, port, user, psw string)

ParseAddr ...

func ParseRedisAddr

func ParseRedisAddr(addrOrigin string) (addr string)

ParseRedisAddr ...

func RemoveDuplicatesAndEmpty

func RemoveDuplicatesAndEmpty(a []string) (ret []string)

RemoveDuplicatesAndEmpty 去重

func ShortHash

func ShortHash(longstr string, number int) string

生成短hash

func String2Timestamp

func String2Timestamp(str string) int64

String2Timestamp 会将当前时间转换为时间戳。

func StringInArray

func StringInArray(needle string, haystack []string) bool

func StringPkg

func StringPkg(str string) (ok bool, depth int)

判断是否是一个go包字符串

func StringToInt64

func StringToInt64(s string) int64

字符串转int64

func Substr

func Substr(str string, start int, length int) string

字符串截取

func Timestamp2String

func Timestamp2String(timestamp int) string

Timestamp2String 会格式化当前时间。

func Timestamp2String64

func Timestamp2String64(timestamp int64) string

Types

type DSN

type DSN struct {
	User   string            // Username
	Passwd string            // Password (requires User)
	Net    string            // Network type
	Addr   string            // Network address (requires Net)
	DBName string            // Database name
	Params map[string]string // Connection parameters
}

DSN ...

func ParseDSN

func ParseDSN(dsn string) (cfg *DSN, err error)

ParseDSN parses the DSN string to a Config