export const guid = () => {

         return `xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx`.replace(/[xy]/g, function (c) {

             let r = Math.random() *  | , v = c == 'x' ? r : (r & 0x3 | 0x8);

             return v.toString();

         }).toUpperCase();

     }

作品展示：

http://www.88boxs.cn/

http://36nc.cn/