js读取JSON文件获取数据

  <div id='search'> 
    <el-upload 
      :multiple="false"
      :show-file-list="false"
      //:on-success="handleImageSuccess" //上传成功后出发
      :before-upload="handleBeforeUpload"//上传前钩子函数
      accept=".json"
      class="image-uploader" 
      action="上传文件路径"
    > 
      <div class="el-upload__text">
        <el-button type="primary">点击上传</el-button> 
      </div>
    </el-upload>
  </div>

//上传前钩子函数
 handleBeforeUpload(file) {
     
    let url = null;
    if(window.createObjectURL !== undefined) {
      // basic
        url = window.createObjectURL(file);
    } else if(window.URL !== undefined) {
      // mozilla(firefox)
        url = window.URL.createObjectURL(file);
    } else if(window.webkitURL !== undefined) {
      // webkit or chrome
        url = window.webkitURL.createObjectURL(file);
    }
    //利用Axios读取JSON数据
    this.$axios.get(url).then(res=>{
     
      console.log(res)//读取文件内容
    }).catch(err=>{
     
		throw err
	})
} 

返回结果