1.引入组件
<el-select
v-model="value"
multiple
filterable
remote
reserve-keyword
placeholder="请输入关键词"
:remote-method="remoteMethod"
:loading="loading">
<el-option
v-for="item in options"
:key="item.value"
:label="item.label"
:value="item.value">
</el-option>
</el-select>
2.在data中声明searchWord变量
3.将v-model绑定在searchWord上