elementui的日歷組件在ie下有問(wèn)題

elementui的日歷選擇在ie下v-model在首次數(shù)據(jù)變化時(shí) view不會(huì)實(shí)時(shí)更新；
需求是選擇開(kāi)始時(shí)間，結(jié)束時(shí)間會(huì)自動(dòng)更新到距離開(kāi)始時(shí)間一個(gè)月之內(nèi)；谷歌下已實(shí)現(xiàn)；
ie下打印數(shù)據(jù)發(fā)現(xiàn)結(jié)束時(shí)間的v-model的值也已經(jīng)改變，但是ie下view沒(méi)有變化

<div class="dateStyle">
                    <el-date-picker
                            v-model="defalutDate.sDate"
                            type="date"
                            placeholder="開(kāi)始日期"
                            :picker-options="pickerOptions1"
                            @change="selectSDate"
                    >
                    </el-date-picker>
                    <p v-show="hasStart">請(qǐng)選擇開(kāi)始日期</p>
                </div>
                <i>-</i>
                <div class="dateStyle">
                    <el-date-picker
                            v-model="defalutDate.eDate"
                            type="date"
                            placeholder="結(jié)束日期"
                            :picker-options="pickerOptions2"
                            @change="selectEdate"
                    >
                    </el-date-picker>
                    <p v-show="hasEnd">請(qǐng)選擇結(jié)束日期</p>
                </div>
                
                
                //js
                 //選擇開(kāi)始時(shí)間
  selectSDate(val) {
    this.defalutDate.sDate = val;
    this.defalutDate.eDate = val;
    console.log( val)
    // this.selectEdate();
    console.log(this.defalutDate.eDate)
  },