simple-flakeid

more demo:https://github.com/zhupengfeivip/simple-flakeId-demo.git

npm i simple-flakeid

api

NextId()

If the value is smaller than the maximum value of number, the number type is displayed. If the value is larger than number, bigint is displayed

NextNumber()

Always print number, throw error if it exceeds

NextBigId()

Always print bigInt

js demo

var genid = require('simple-flakeid').genid

let gen1 = new genid({ WorkerId: 1 })
for (let i = 0; i < 10; i++) {
    let id1 = gen1.NextId()
    console.log(`${i} ID:${id1} ${typeof id1} length：${id1.toString().length}`)
}

output:

$ node js/demo1.js 
0 ID:235100305752133 number length：15
1 ID:235100305772613 number length：15
2 ID:235100305776709 number length：15
3 ID:235100305776710 number length：15
4 ID:235100305776711 number length：15
5 ID:235100305776712 number length：15
6 ID:235100305776713 number length：15
7 ID:235100305780805 number length：15
8 ID:235100305780806 number length：15
9 ID:235100305780807 number length：15

var genid = require('simple-flakeid').genid

let gen1 = new genid({ WorkerId: 1 })
for (let i = 0; i < 10; i++) {
    let id1 = gen1.NextBigId()
    console.log(`${i} ID:${id1} ${typeof id1} length：${id1.toString().length}`)
}

output:

$ node js/demo2.js
0 ID:235104756604997 bigint length：15
1 ID:235104756629573 bigint length：15
2 ID:235104756629574 bigint length：15
3 ID:235104756629575 bigint length：15
4 ID:235104756629576 bigint length：15
5 ID:235104756629577 bigint length：15
6 ID:235104756633669 bigint length：15
7 ID:235104756633670 bigint length：15
8 ID:235104756633671 bigint length：15
9 ID:235104756633672 bigint length：15

ts demo

import { genid } from "simple-flakeid"

let gen1 = new genid({ WorkerId: 1 })
for (let i = 0; i < 10; i++) {
    let id1 = gen1.NextId()
    console.log(`${i} ID:${id1} ${typeof id1} length：${id1.toString().length}`)
}

output:

$ ts-node ts/demo1.ts 
0 ID:235099434217541 number length：15
1 ID:235099434225733 number length：15
2 ID:235099434225734 number length：15
3 ID:235099434225735 number length：15
4 ID:235099434225736 number length：15
5 ID:235099434229829 number length：15
6 ID:235099434229830 number length：15
7 ID:235099434229831 number length：15
8 ID:235099434229832 number length：15
9 ID:235099434233925 number length：15

Introduction

The core algorithm copyright belongs to yitter

more:https://github.com/yitter/IdGenerator