目录

vue-element-ui-select下拉搜索以及多选

目录

vue element-ui select下拉搜索以及多选

搜索框

https://i-blog.csdnimg.cn/blog_migrate/6a62e189a06d7310a77fb8a2ccd48820.png#pic_center

搜索结果以及多选

https://i-blog.csdnimg.cn/blog_migrate/3558df3342b014a03491cae83aa1bac7.png#pic_center

HTML

multiple 是否多选

filterable 是否可搜索

remote 是否为远程搜索

reserve-keyword 多选且可搜索时,是否在选中一个选项后保留当前的搜索关键词

<el-select
		    v-model="value"
		    multiple
		    filterable
		    remote
		    reserve-keyword
		    placeholder="名称"
		    :remote-method="remoteMethod"
		    :loading="loading" style="width: 600px;">
		    <el-option
		      v-for="item in options"
		      :key="item.value"
		      :label="item.label"
		      :value="item.value">
		    </el-option>
</el-select>

Script

把接口返回的数据用map处理成自己想要的显示格式,然后再用setTimeout搜索查找

export default {
  name: '开发模式',
  data() {
    return {
	  loading:false,
	  options: [],
	  value: [],
	  list: [],
    }
  },
  methods: {
	remoteMethod(query) {
	    if (query !== '') {
	
	      this.loading = true;
	      let params = {name: query,page: 1,limit: 15}
	      list(params).then(res => {
	        if(!res.data.length)
	          return
	
	        this.list = res.data.map(item => {
	          return { value: `${item.value}`, label: `${item.label}` };
	        });
	
	        setTimeout(() => {
	          this.loading = false;
	          this.options = this.list.filter(item => {
	            return item.label.toLowerCase()
	              .indexOf(query.toLowerCase()) > -1;
	          });
	        }, 200);
	       
	      }).catch(error => {
	        console.log(error)
	      })
	
	
	    } else {
	      this.options = [];
	    }
	},
	//...
  }
}

选中值格式: [ “1”, “2” ]

后端php

public function list(){
        $param = $this->param();

        $data = array(
            array('label'=>'茶百道(成都)','value'=>1),
            array('label'=>'茶百道(南充)','value'=>2),
            array('label'=>'茶百道(上海)','value'=>3)
        );
        
        return success($data,'',200);
}