text: // 获取当前时间
  function dateTime() {
      var date = new Date();
      var seperator1 = "-";
      var seperator2 = ":";
      var month = date.getMonth() + 1;
      var strDate = date.getDate();
      if (month >= 1 && month <= 9) {
          month = "0" + month;
      }
      if (strDate >= 0 && strDate <= 9) {
          strDate = "0" + strDate;
      }
      var currentdate = date.getFullYear() + seperator1 + month + seperator1 + strDate
          + " " + date.getHours() + seperator2 + date.getMinutes()
          + seperator2 + date.getSeconds();
      return currentdate;
  };
  
  //生成随机ID
  function getUid() {
      function S4() {
          return (((1 + Math.random()) * 0x10000) | 0).toString(16).substring(1);
      }
      return (S4() + S4() + "-" + S4() + "-" + S4() + "-" + S4() + "-" + S4() + S4() + S4());
  }
  /*  
   * 判断图片类型  
   */
  function checkImgType(ths) {
      if (ths === "") {
          console.log("请上传图片");
          return false;
      } else {
          if (!/\.(gif|jpg|jpeg|png|GIF|JPG|PNG)$/.test(ths)) {
              return false;
          }
      }
      return true;
  }
  module.exports = { dateTime, getUid, checkImgType };