cnpm installelement-china-area-data --save在页面中引入import { regionData ,CodeToText} from 'element-china-area-data'<el-cascader v-model="areaArr" :options="options" :props="{ expandTrigger: 'hover' }"

效果html 代码&lt;div id="calendar" class="lt"&gt;                          &lt;ul class="weekdays"&gt;                              &lt;li&gt;一&lt

api.js 方法import Vue from 'vue'import axios from 'axios';Vue.prototype.$axios = axios;export default {apiUrl:'',//本地测试后台接口地址前缀  ajax:function(options){ var defaults = { method:'POST', url : "&quot

<el-input v-model="item.remainingPieces" placeholder="请输入剩余件数" @keyup.native="inputChange($event)" @keydown.native="inputChange($event)"></el-input>//这个方法是保留整数inputChange(e){//验证输入饰品件...