elementui 日期选择器时间选择范围限制

限制可选时间范围为60天内

<el-date-picker
     v-model="dateTimeStart"
     type="datetime"
     placeholder="请选择开始时间"
     :picker-options="pickerOptions"
></el-date-picker>
<el-date-picker
     v-model="dateTimeEnd"
     type="datetime"
     placeholder="请选择结束时间"
     :picker-options="pickerOptions"
></el-date-picker>
<script>
data (){
   return {
       dateTimeStart:'',
       dateTimeEnd:'',
       pickerOptions: {
          disabledDate: time => {
              let maxDate = new Date().getTime(); //最大可选时间为当前时间
              let diffDate = 60 * 24 * 3600 * 1000; //相差时间60天
              let minDate = maxDate - diffDate; //最小可选时间为当前时间减去相差时间
              return (
                  time.getTime() > maxDate || time.getTime() < minDate
              );
          }
      }  
   }     
}    
</script>