代码

<template>
	<div>
		<a-range-picker
	          show-time
	          format="YYYY/MM/DD HH:mm:ss"
	          :value="[this.moment(startTime, dateFormat),this.moment(endTime, dateFormat)]" //关键代码
	          @change="onChangeTime"
	        ></a-range-picker>
        </div>
</template>
<script>
import Moment from 'moment'
export default {
    data () {
    	this.dateFormat = 'YYYY/MM/DD HH:mm:ss'
    	return {
	        startTime: '2019-07-12 16:00:00',
	        endTime: '2019-07-13 04:00:00',
      	}
    }
    methods: {
      onChangeTime (dates, dateStrings) {
        console.log(dates)
        console.log('From: ', dateStrings[0], ', to: ', dateStrings[1])
  		},
  	}
}
</script>

效果图：