jQuery结合C#上传文件的代码

2015/05/02 37392

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jQuery结合C#上传文件的代码 
<html xmlns="http://www.w3.org/1999/xhtml">
<head id="Head1" runat="server">
  <script src="jquery-1.7.1.min.js"></script>
  <script src="jquery.form.js"></script>
  <script type="text/javascript">
  function upload() {
  $("#form1").ajaxSubmit({
  success: function (str) {
  alert(str);
  },
  error: function (error) { alert(error); },
  url: 'handler1.ashx', /*设置post提交到的页面*/
  type: "post", /*设置表单以post方法提交*/
  dataType: "text" /*设置返回值类型为文本*/
  });
  }
  </script>
</head>
<body>
  <form id="form1" runat="server" enctype="multipart/form-data">
  <input type="file" id="file" name="file" />
  <asp:Button ID="Button1" runat="server" Text="上传" OnClientClick="upload();return false;" />
  </form>
</body>
  
handler1.ashx
  
<%@ WebHandler Language="C#" Class="handler1" %>
  
using System;
using System.Web;
  
public class handler1 : IHttpHandler {
     
  public void ProcessRequest (HttpContext context) {
  context.Response.ContentType = "text/plain";
  HttpPostedFile file = context.Request.Files[0];
  String fileName = System.IO.Path.GetFileName(file.FileName);
  file.SaveAs(context.Server.MapPath("~/") + fileName);
  context.Response.Write("OK");
  }
   
  public bool IsReusable {
  get {
  return false;
  }
  }
}