vue element 全选

需求如下:

 需要做全选功能,但走接口时候缺需要每个值得下标,现在传得是他的name,所以要把数组改变一下

const cityOptions = [
    {code: '0', name: '故障拖车'},
    {code: '1', name: '电瓶搭电'},
    {code: '2', name: '更换轮胎'},
    {code: '3', name: '车辆充气'},
    {code: '4', name: '困境救援'},
    {code: '5', name: '路边快修'},
    {code: '6', name: '吊装救援'},
    {code: '7', name: '派送燃油'},
];


页面渲染得时候是这样得
<el-form-item label="服务类型:" prop="serveType">
  <el-checkbox :indeterminate="isIndeterminate" v-model="checkAll" @change="handleCheckAllChange">
    全选
  </el-checkbox>
  <div style="margin: 15px 0;"></div>
  <el-checkbox-group v-model="checkedCities" @change="handleCheckedCitiesChange" style="width:440px;">
    <el-checkbox v-for="city in cities" :label="city.code" :key="city.code">{{city.name}}</el-checkbox>
  </el-checkbox-group>
</el-form-item>

点击全选得时候 方法需要改变一下

handleCheckAllChange(val) {
  this.checkedCities = val ? cityOptions.map((res)=>{return res.code;}) : [];
  this.isIndeterminate = false;
},

这样给后台传值就是它的code了

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转载自www.cnblogs.com/king94Boy/p/11987340.html