text: /**
   * 生成uuid
   *
   * @returns {string} uuid
   */
  export default function uuid() {
    return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (c) {
      let r = (Math.random() * 16) | 0;
      let v = c === 'x' ? r : (r & 0x3) | 0x8;
      return v.toString(16);
    });
  }
  