Ajax上传文件返回参数

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代码

<!DOCTYPE html>  
<html>  
<head>  
<title>文件上传</title>  
<Meta charset="utf-8"/>   
<link rel="stylesheet" href="bootstrap-3.3.7/css/bootstrap.min.css">  
<script src="js/jquery-3.2.1.min.js"></script>  
<script src="js/bootstrap.min.js"></script>
<style>
    /* layout.css Style */
        .upload-drop-zone {
          height: 200px;
          border-width: 2px;
          margin-bottom: 20px;
        }

        /* skin.css Style*/
        .upload-drop-zone {
          color: #ccc;
          border-style: dashed;
          border-color: #ccc;
          line-height: 200px;
          text-align: center
        }
        .upload-drop-zone.drop {
          color: #222;
          border-color: #222;
        }
</style>
</head>
<body>
<div class="container">
       <div class="panel panel-primary">  
        <div class="panel-heading" style="text-align: center;"><strong>上传文件</strong></div>
        <div class="panel-body">

          <!-- Standar Form -->
          <h4>请选择文件</h4>
          <form enctype="multipart/form-data" id="form">
            <div class="form-inline">
              <div class="form-group">
                <input type="file" name="file" id="file" multiple>
              </div>
              <button type="button" class="btn btn-sm btn-primary" id="upload">上传</button>
            </div>
          </form>

          <!-- Drop Zone -->
          <h4>或者将文件拖拽到这里</h4>
          <div class="upload-drop-zone" id="drop-zone">
            文件显示
          </div>

          <!-- Progress Bar -->
          <div class="progress">
            <div class="progress-bar" role="progressbar" aria-valuenow="60" aria-valuemin="0" aria-valuemax="100" style="width: 60%;">
              <span class="sr-only">已上传 50% </span>
            </div>
          </div>

          <!-- Upload Finished -->
          <div class="js-upload-finished">
            <h3>已上传文件</h3>
            <div class="list-group">
              <a href="#" class="list-group-item list-group-item-success"><span class="badge alert-success pull-right">Success</span>image-01.jpg</a>
              <a href="#" class="list-group-item list-group-item-success"><span class="badge alert-success pull-right">Success</span>image-02.jpg</a>
            </div>
          </div>
          <div id="list" class="list">
             <div id="left" class="left"></div>
             <div id="right" class="right"></div>
          </div>
        </div>
      </div>
    </div> <!-- /container -->
    <script>
         $(function () {
            var btn = $("#upload");
            btn.click(function () {
                $.ajax({ 
                     type : "POST",//提交的请求类型
                     cache: false,//是否缓存
                     url  : "http://121.14.117.219:8080/KnowledgeServer/api/fileImportMod/fileUpload",//提交的URL路径
                     dataType : "json",//返回的数据类型
                     data : new FormData($('#form')[0]),//提交的数据
                     processData: false,//是否处理转化成一个查询字符串
                     contentType: false,//发送信息至服务器时内容编码类型
                     success: function (json) {                   // 上传成功,数据返回
                        var fileName = getDataname(json.msg);     //过滤点返回数据的不必要字符
                        $("#left").html("");
                        $("#left").append(json.code + "<br/>" + fileName);
                        //WebSocketTest();
                        $("#file").html("");
                     },error: function(msg) {
                        alert("出错了,请重新加载!");
                     }
                });
            });
         });

          function getDataname(dataname){     //获取数据
             var pos=dataname.lastIndexOf("/");//查找最后一个\的位置
             return dataname.substring(pos+1); //截取最后一个\位置到字符长度,也就是截取文件名 
          }
    </script>
</body>
</html>

截图:



原文链接:https://www.f2er.com/ajax/160861.html

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