tyro-util
Version:
24 lines (20 loc) • 467 B
JavaScript
/**
* @desc UUID生成器
* @return {String}
*
* eg.
* uuid() -> 'cfd27540-63b7-4a5a-81e7-e9f6725e86f0'
*/
const uuid = () => {
var s = []
var hexDigits = '0123456789abcdef'
for (var i = 0; i < 36; i++) {
s[i] = hexDigits.substr(Math.floor(Math.random() * 0x10), 1)
}
s[14] = '4'
s[19] = hexDigits.substr((s[19] & 0x3) | 0x8, 1)
s[8] = s[13] = s[18] = s[23] = '-'
var uuid = s.join('')
return uuid
}
module.exports = uuid