export default {
 name: 'vouchersDetail',
 data() {
 return {
 form: {
 regionName: '',
 regionCode: '',
 // 動態添加的對象數組
 azList: [
 {
 azName: '',
 logicCode: '',
 physicCode: ''
 }
 ]
 }
 }
 },
 computed: {
 // 至少保留一個動態表單的開關
 isShowCloseBtn() {
 return this.form['azList'].length > 1
 }
 },
 methods: {
 addItem() {
 // 點擊添加表單的按鈕，只需要將表單綁定的 value 作為對象 push 到對象數組
 this.form['azList'].push({
 azName: '',
 logicCode: '',
 physicCode: '',
 weight: ''
 })
 },
 deleteItem(index) {
 // 點擊移除表單的按鈕，根據點擊的當前 index 移除對象數組的元素
 this.form['azList'].splice(index, 1)
 },
 goBack() {
 window.history.back(-1)
 }
 }
}

<div class="section-form" v-for="(item, index) in form.azList" :key="index"> 
 <span v-if="isShowCloseBtn" class="close" @click="deleteItem(index)">
 <i class="el-icon-close"></i>
 </span> 
 <el-form-item label="可用區名稱："
 :rules="[{ required: true, message: '可用區名稱不能為空' }]"
 :prop="'azList[' + index + '].azName'"
 label-width="150px"> 
 <el-input placeholder="請輸入可用區名稱" v-model="item.azName" :maxlength="30"></el-input> 
 </el-form-item> 
 <el-form-item label="邏輯可用區編碼："
 :rules="[{ required: true, message: '邏輯可用區編碼不能為空' }]"
 label-width="150px"
 :prop="'azList[' + index + '].logicCode'"> 
 <el-input placeholder="請輸入唯一ID" v-model="item.logicCode" :maxlength="30"></el-input> 
 </el-form-item> 
 <el-form-item label="物理可用區編碼："
 :rules="[{ required: true, message: '物理可用區編碼不能為空' }]"
 label-width="150px"
 :prop="'azList[' + index + '].physicCode'"> 
 <el-input placeholder="請輸入唯一ID" v-model="item.physicCode" :maxlength="30"></el-input> 
 </el-form-item>
</div>