element 日期选择器设置默认事件且限制结束大于开始日期

<template><el-form-item label="启用起止时间" prop="startDate"><el-col :span="11"><el-date-picker type="date" placeholder="选择日期" value-format="timestamp" v-model="form.startDate" style='width:100%' :picker-options="startTime1" ></el-date-picker></el-col><el-col class="line" :span="2" style="text-align:center" >-</el-col><el-col :span="11"><el-date-pickerv-model="form.endDate"type="date"style='width:100%'value-format="timestamp"placeholder="选择日期" :picker-options="endTime1"></el-date-picker></el-col></el-form-item></template>

data(){return{form{startDate:null, // 启用起止时间endDate: null, // 启用起止时间},startTime1: {disabledDate: time => {//如果已知开始日期，就把开始日期之前的日期禁用掉if (this.form.endDate) {return (time.getTime() >new Date(this.form.endDate).getTime());} }},endTime1: {disabledDate: time => {//如果已知开始日期，就把开始日期之前的日期禁用掉if (this.form.startDate) {return (time.getTime()<new Date(this.form.startDate).getTime()- (1 * 24 * 60 * 60 * 1000)+1);} }},}}mounted(){this.getdatatime()},methods: {getdatatime(){//默认显示今天this.form.startDate= new Date().getTime();},}