asp.net +jquery 上传图片问题（急）

岳飞挑水 2011-08-23 10:41:27

现在项目的功能需要，会通过改变一个下拉框的值生成n个上传按钮，点击上传的时候需要传一个id到后台，上传成功后需要通过id修改一下数据库，然后返回图片名称，在相应的img中显示（用jquery提交，无刷新），哪位做过或知道跟这个需求差不多的dome传一下，或者实现方式也行，急用！！！！

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hh85320223 2011-08-24

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学习了最近也在弄这个

coder_s 2011-08-23

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[Quote=引用 1 楼 wxr0323 的回复:]
Plupload

jquery 批量上传插件Uploadify

HTML code
<body>
<form id="form1" runat="server">
<div>
<table style="width: 343px">
<tr>
<td style="width: 100px">……
[/Quote]
Uploadify 不错

huangwenquan123 2011-08-23

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SWFUpload

sunny_yu 2011-08-23

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百度下，jquery上传的插件，很多的

子夜__ 2011-08-23

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一些上传的插件

子夜__ 2011-08-23

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Plupload

jquery 批量上传插件Uploadify

<body> 

    <form id="form1" runat="server"> 

    <div> 

    <table style="width: 343px"> 

            <tr> 

                <td style="width: 100px"> 

                    多文件上传</td> 

                <td style="width: 100px"> 

                </td> 

            </tr> 

            <tr> 

                <td style="width: 100px"> 

                    <asp:FileUpload ID="FileUpload1" runat="server" Width="475px" /> 

                    </td> 

                <td style="width: 100px"> 

                    </td> 

            </tr> 

            <tr> 

                <td style="width: 100px"> 

                    <asp:FileUpload ID="FileUpload2" runat="server" Width="475px" /></td> 

                <td style="width: 100px"> 

                </td> 

            </tr> 

            <tr> 

                <td style="width: 100px"> 

                    <asp:FileUpload ID="FileUpload3" runat="server" Width="475px" /></td> 

                <td style="width: 100px"> 

                </td> 

            </tr> 

            <tr> 

                <td style="width: 100px"> 

                    <asp:Button ID="bt_upload" runat="server" OnClick="bt_upload_Click" Text="一起上传" /> 

                    <asp:Label ID="lb_info" runat="server" ForeColor="Red" Width="448px"></asp:Label></td> 

                <td style="width: 100px"> 

                </td> 

            </tr> 

        </table> 

    </div> 

    </form> 

</body>

using System; 

using System.Data; 

using System.Configuration; 

using System.Web; 

using System.Web.Security; 

using System.Web.UI; 

using System.Web.UI.WebControls; 

using System.Web.UI.WebControls.WebParts; 

using System.Web.UI.HtmlControls; 



public partial class _Default : System.Web.UI.Page  

{ 

    protected void Page_Load(object sender, EventArgs e) 

    { 



    } 

    protected void bt_upload_Click(object sender, EventArgs e) 

    { 

        if (FileUpload1.PostedFile.FileName == "" && FileUpload2.PostedFile.FileName == "" && FileUpload3.PostedFile.FileName == "") 

        { 

            this.lb_info.Text = "请选择文件！"; 

        } 

        else 

        { 

            HttpFileCollection myfiles = Request.Files; 

            for (int i = 0; i < myfiles.Count; i++) 

            { 

                HttpPostedFile mypost = myfiles[i]; 

                try 

                { 

                    if (mypost.ContentLength > 0) 

                    { 

                        string filepath = mypost.FileName;//C:\Documents and Settings\Administrator\My Documents\My Pictures\20022775_m.jpg 

                        string filename = filepath.Substring(filepath.LastIndexOf("\\") + 1);//20022775_m.jpg 

                        string serverpath = Server.MapPath("~/images/") + filename;//C:\Inetpub\wwwroot\WebSite2\images\20022775_m.jpg 

                        mypost.SaveAs(serverpath); 

                        this.lb_info.Text = "上传成功！"; 

                    } 

                } 

                catch (Exception ex) 

                { 

                    this.lb_info.Text = "上传发生错误！原因：" + ex.Message.ToString(); 

                } 

            } 

        } 

    } 

}