格式化时间

    getTime() {
      let now = new Date();
      console.log(now.getHours());
      
      let startDate = new Date(
        Date.UTC(
          now.getFullYear(),
          now.getMonth(),
          now.getDate(),
          now.getHours(),
          now.getMinutes()
        )
      )
        .toISOString()
        .slice(0, 10);
      let endDate = new Date(
        Date.UTC(
          now.getFullYear(),
          now.getMonth(),
          now.getDate() + 1,
          now.getHours(),
          now.getMinutes()
        )
      )
        .toISOString()
        .slice(0, 10);
      this.ruleForm.examDate.push(startDate);
      this.ruleForm.examDate.push(endDate);
      console.log(this.ruleForm.examDate);
      
    }

    getTime() {
      let now = new Date();
      let startDate = new Date(
        now.getFullYear(),
        now.getMonth(),
        now.getDate(),
        now.getHours(),
      );
      let endDate = new Date(
        now.getFullYear(),
        now.getMonth(),
        now.getDate() + 1,
        now.getHours(),
      );
      this.ruleForm.examDate.push(startDate);
      this.ruleForm.examDate.push(endDate);
      console.log(this.ruleForm.examDate);
    },

    getTime() {
      let startDate = this.formatDate(new Date(), "yyyy-MM-dd hh:mm:00");
      let endDate = this.formatDate(new Date(), "yyyy-MM-dd hh:mm:00");
      this.ruleForm.examDate.push(startDate);
      this.ruleForm.examDate.push(endDate);
      console.log(this.ruleForm.examDate);
    },
    formatDate(date, fmt) {
      if (/(y+)/.test(fmt)) {
        fmt = fmt.replace(
          RegExp.$1,
          (date.getFullYear() + "").substr(4 - RegExp.$1.length)
        );
      }
      let o = {
        "y+": date.getFullYear(),
        "M+": date.getMonth() + 1,
        "d+": date.getDate(),
        "h+": date.getHours(),
        "m+": date.getMinutes(),
        "s+": date.getSeconds()
      };
      for (let k in o) {
        if (new RegExp(`(${k})`).test(fmt)) {
          let str = o[k] + "";
          fmt = fmt.replace(
            RegExp.$1,
            RegExp.$1.length === 1 ? str : this.padLeftZero(str)
          );
        }
      }
      return fmt;
    },
    padLeftZero(str) {
      return ("00" + str).substr(str.length);
    },