uniqid

README

go-uniqid

Unique ID generator for Go, inspired by PHP's uniqid(). Goroutine-safe.

Install

go get github.com/mintance/go-uniqid

Usage

package main

import (
    "fmt"
    "github.com/mintance/go-uniqid"
)

func main() {
    fmt.Println(uniqid.New())                              // "6601a3d800001"
    fmt.Println(uniqid.NewWithPrefix("usr_"))               // "usr_6601a3d800002"
    fmt.Println(uniqid.NewWithEntropy())                    // "6601a3d8000035.82749103"
    fmt.Println(uniqid.NewWithPrefixAndEntropy("sess_"))    // "sess_6601a3d8000042.19384756"
}

API

Function	Description
New()	13-char hex ID (timestamp + counter)
NewWithPrefix(prefix)	Prefixed hex ID
NewWithEntropy()	23-char ID with random decimal suffix
NewWithPrefixAndEntropy(prefix)	Prefixed ID with entropy

All functions are safe for concurrent use.

License

Apache 2.0

Documentation

Index

• func New() string
• func NewWithEntropy() string
• func NewWithPrefix(prefix string) string
• func NewWithPrefixAndEntropy(prefix string) string

Functions

func New

func New() string

New returns a 13-character unique ID based on the current timestamp and an atomic counter.

func NewWithEntropy

func NewWithEntropy() string

NewWithEntropy returns a 23-character unique ID with additional random entropy.

func NewWithPrefix

func NewWithPrefix(prefix string) string

NewWithPrefix returns a unique ID prefixed with the given string.

func NewWithPrefixAndEntropy

func NewWithPrefixAndEntropy(prefix string) string

NewWithPrefixAndEntropy returns a unique ID with a prefix and additional random entropy.