vue Element-ui input 远程搜索与修改建议显示模版的示例代码

<template>
 <el-autocomplete popper-class="my-autocomplete" custom-item="my-remote" v-model="state" :fetch-suggestions="querySearch" placeholder="默认空" icon="close" :on-icon-click="handleIconClick">
 </el-autocomplete>
</template>

<script>
import Vue from 'vue'
Vue.component('my-remote', {
 functional: true,
 render: function(h, ctx) {
  var item = ctx.props.item;
  let str = h('li', ctx.data, [
   h('div', { attrs: { class: 'name' } }, [item.value]),
   h('span', { attrs: { class: 'addr' } }, [item.address])
  ]);
  if (item.str) { // 根据参数不同 修改原模版结构
   str = h('center', { attrs: { class: 'ems' } }, [item.str])
  }
  return str
 },
 props: {
  item: { type: Object, required: true }
 }
});
export default {
 data() {
  return {
   restaurants: [],
   state: '',
   timeout: null,
   _that: {} // 记录this，用来发起http请求
  };
 },
 methods: {
  querySearch(queryString, cb) {
   let restaurants = this.restaurants;
   if (restaurants.length > 0) { // 如果参数都没变化，则使用缓存数据，避免请求沉积
    let results = queryString "object") {
      b = a[1];
      a = a[0];
     }
     serier.push({ "value": a, "address": b })
    }
   } else { // 如果没有请求到数据，则显示暂无数据！
    serier.push({ "str": '暂无数据' })
   }
   return serier;
  },
  handleIconClick(ev) {
   this.state = "";
  }
 },
 mounted() {
  this._that = this;
 }
}
</script>　

<style lang="scss">
.my-autocomplete {
 li {
  line-height: normal !important;
  padding: 7px !important;
 
  .name {
   text-overflow: ellipsis;
   overflow: hidden;
  }
  .addr {
   font-size: 12px;
   color: #b4b4b4;
  }
 
  .highlighted .addr {
   color: #ddd;
  }
 }
 .ems {
  font-size: 12px;
  color: #b4b4b4;
 }
}
</style>