utils

Utils is a go language development toolkit that mainly includes functions such as string, slice, map, time, type judgment, type conversion, and data compression.

Installing utils

go get github.com/kirinlabs/utils

How to use utils?

Public

  import "github.com/kirinlabs/utils"

  utils.Empty(arg interface{}) bool
  utils.Export(arg interface{}) string
  utils.Json(arg interface{}) string
  utils.Decode(s string) error
  utils.Unmarshal(s string, args ...interface{}) interface{}
  
  utils.Type(arg interface{}) string
  utils.IsInt(arg interface{}) bool
  utils.IsInt64(arg interface{}) bool
  utils.IsFloat64(arg interface{}) bool
  utils.IsString(arg interface{}) bool
  utils.IsTime(arg interface{}) bool
  utils.IsBool(arg interface{}) bool
  utils.IsSlice(arg interface{}) bool
  utils.If(c bool).Then(v interface{}).Else(v interface{}).String()  string
  utils.If(c bool).Then(v interface{}).Else(v interface{}).Int()     int64 error
  utils.If(c bool).Then(v interface{}).Else(v interface{}).Float()   float64 error

String

  import "github.com/kirinlabs/utils/str"

  s := "hello github"
  str.Before(s, "github")
  str.BeforeLast(s, "github")
  str.After(s, "git")
  str.AfterLast(s, "git")
  str.StartsWith(s, "hel")
  str.EndsWitdh(s, "b")
  str.RuneIndex(s,"github")
  str.Substr(s, 2, 3)
  str.Char(s)
  str.Escape(s)
  str.Contians(s, "hub")
  str.StartsWith(s, "hel")
  str.EndsWitdh(s, "b")
  str.String(i interface{})
  str.Length(s)
  str.Ufirst(s)
  

Slice

  import "github.com/kirinlabs/utils/sli"

  sli.InSlice(v interface{}, s interface{}) bool
  sli.InInterface(v interface{}, sl []interface{}) bool
  sli.Slice(iface interface{}) ([]interface{}, error)
  sli.Unique(list *[]string) []string
  sli.UniqueInt(list *[]int) []int
  sli.UniqueInt64(list *[]int64) []int64
  sli.Chunk(slice []interface{}, size int) (chunk [][]interface{})
  sli.Range(start, end, step int64) (intslice []int64)
  sli.Pad(slice []interface{}, size int, val interface{}) []interface{}
  sli.Shuffle(slice []interface{}) []interface{}
  sli.Diff(slice1, slice2 []string) (diffslice []string)
  sli.Intersect(slice1, slice2 []string) (interSlice []string)
  sli.Reverse(list *[]string) []string
  sli.ReverseInt(list *[]int) []int
  sli.ReverseInt64(list *[]int64) []int64
  sli.ReverseFloat(list *[]float64) []float64
  sli.Rand(a []string) (b string)
  sli.RandInt(a []int) (b int)
  sli.RandInt64(a []int64) (b int64)
  sli.Sum(i []int64) (s int64)
  sli.Range(start, end, step int64) (intslice []int64)
  sli.JoinInt(s []int,sep ...string) string
  sli.SplitInt(str string, sep ...string) ([]int, error)

Convert

  import "github.com/kirinlabs/utils/convert"

  convert.Int2Bytes(v interface{}) []byte
  convert.Int(v interface{}) (int64, error)
  convert.Float(v interface{}) (float64, error)
  convert.Bool(bs []byte) (bool, error)
  convert.Bytes(buf []byte, val reflect.Value) (b []byte, ok bool)
  convert.String(iface interface{}) string
  convert.Kind(vv reflect.Value, tp reflect.Type) (interface{}, error)

Datetime

  import "github.com/kirinlabs/utils/datetime"

  datetime.Gmtime() string
  datetime.Localtime() string
  datetime.Strtotime(s string, args ...string) (time.Time, error)
  datetime.String(format ...string) string
  datetime.Year(t ...time.Time) int
  datetime.Month(t ...time.Time) int
  datetime.Day(t ...time.Time) int
  datetime.YearDay(t ...time.Time) int
  datetime.Hour(t ...time.Time) int
  datetime.Minute(t ...time.Time) int
  datetime.Second(t ...time.Time) int
  datetime.Millisecond() int64
  datetime.Microsecond() int64
  datetime.Nanosecond() int64
  datetime.Timestamp(args ...string) int64

Encrypt

  import "github.com/kirinlabs/utils/encrypt"

  encrypt.Md5(s string) string
  encrypt.Sha1(s string) string
  encrypt.Sha256(s string) string
  encrypt.Sha512(s string) string
  encrypt.Base64Encode(s string) string
  encrypt.Base64Decode(s string) string

  AES/ECB
  ae := encrypt.NewEcb([]byte("0123456789ABCDEF"))
  encrypted, err := ae.Encrypt(src []byte)   
  decrypted, err := ae.Decrypt(encrypted []byte)
  

sys

  import "github.com/kirinlabs/utils/sys"

  sys.RealPath(f string) string
  sys.IsExists(path string) bool
  sys.IsFile(f string) bool
  sys.IsDir(p string) bool