function 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"; ?// bits 12-15 of the time_hi_and_version field to 0010 ???????s[19] = hexDigits.substr((s[19] & 0x3) | 0x8, 1); ?// bits 6-7 of the clock_seq_hi_and_reserved to 01 ???????s[8] = s[13] = s[18] = s[23] = "-"; ?????????????var uuid = s.join(""); ???????return uuid; ???}前端页面唯一字符串生成（Js）
原文地址：https://www.cnblogs.com/caoleiCoding/p/9213733.html