<el-form ref="form" :model="form" :rules="rules" label-width="80px"><el-form-item label="配置时间" prop="currentAllocationDate"><div v-for="(item,key) in timeList"><el-date-pickerv-model="item.time"type="datetimerange"value-format="timestamp"range-separator="至"start-placeholder="开始日期"end-placeholder="结束日期"></el-date-picker><el-button class="add" @click="passStreamAdd">+</el-button><el-button class="reduce" @click="passStreamReduce(key)">-</el-button></div></el-form-item>
</el-form>

  data() {return {// 增加 or 减少时间 配置时间项timeList: [{}],form: {currentAllocationDate: ''}}}),watch: {timeList: {handler: function(val, oldVal) {this.form.currentAllocationDate = JSON.stringify(val)},immediate: true}},methods: {//增加passStreamAdd(){this.timeList.push({})},//减少passStreamReduce(index){let newArr = [];//为一层时禁止减if(this.timeList.length == 1){ return; }if(index == 0){//为首newArr = this.timeList.slice( 1,this.timeList.length)}else if(index == this.timeList.length-1){//为尾newArr = this.timeList.slice( 0,this.timeList.length-1)}else{//为中let arr1 = this.timeList.slice( 0,index)let arr2 = this.timeList.slice( index+1, this.timeList.length)newArr = arr1.concat(arr2)}this.timeList = [].concat(newArr);},}/** 新增按钮操作 */handleAdd() {this.reset();this.open = true;this.timeList = [{}] // 注意这this.title = "添加平衡清零";},/** 修改按钮操作 */handleUpdate(row) {this.loading = true;this.reset();const id = row.id || this.idsgetBalancedZeroing(id).then(response => {this.loading = false;this.form = response.data;this.timeList = this.form.currentAllocationDate ?                JSON.parse(this.form.currentAllocationDate) : [{}]this.open = true;this.title = "修改平衡清零";});},