iview DatePicker组件

<FormItem label="选择完成时间： ">
    <DatePicker type="datetime"  :value="form.time" format="yyyy-MM-dd HH:mm" @on-change="_changeDate"
            style="width: 200px"></DatePicker>
</FormItem>
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• selectS为所选时间时间戳
• a为与当前时间的差

//修改时间
  _changeDate(date, type) {
    console.log(date, type);
    this.form.time = date;
    this.form.timeoutTime = (() => {
      let a = '';
      let selectTime = date;
      let selectS = new Date(selectTime).getTime();
      let nowS = new Date().getTime();
      if (selectTime && (parseInt(selectS) + 60000 >= parseInt(nowS))) {
        a = parseInt(selectS) - parseInt(nowS);
      } else {
        a = parseInt(selectS) - parseInt(nowS);
        this.$Message.error('选择完成时间必须大于当前时间')
      }
      return selectS;
    })();
  },
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