页面 :

// 用闭包的方式,index表示第几个组件
<el-autocomplete
  v-model="state4"
  :fetch-suggestions="querySearchAsync"
  placeholder="请输入内容"
  @select="((item)=>{handleSelect(item, index)})">
</el-autocomplete>

JS:


methods: {
        querySearchAsync(queryString, callback) {
            var list = [{}];
            //调用的后台接口
            //let url = 后台接口地址 + queryString;
            //从后台获取到对象数组
            this.$http({
                url: this.$http.adornUrl('yjtgateway/goods'),
                method: 'get',
                params: this.$http.adornParams({keyword:queryString})
            }).then(({data}) => {
                for(let i of data.content){
                    i.value = i.goodsCode;  //将想要展示的数据作为value
                }
                list = data.content;
                callback(list);
            }).catch((error) => {
                console.log(error)
            })
        },
        handleSelect(item,index) {
          this.dataForm.items[index] = item
        }
}

 

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