asp.Netファイルアップロード

3050 ワード

1.html

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title>    </title>
</head>
<body>
    <form id="form1" runat="server">
        <div>
                 
            <br />
            <br />
            <input id="File1" runat="server" type="file" />
            <br />
            <asp:Button ID="Button1" runat="server" OnClick="Button1_Click" Text="Button" />
            <br />
            <asp:Label ID="LblMsg" runat="server" Height="256px" Width="100%"></asp:Label>
        </div>
    </form>
</body>
</html>

2.cs

using System;
using System.Data;
using System.Configuration;
using System.Collections;
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 other_ShangChuan1 : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        { }
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        if (File1.PostedFile.FileName != "")
        {
            //           :C:\12.jpg
            string sFile = File1.PostedFile.FileName;

            //      　 ：12.jpg
            sFile = sFile.Substring(sFile.LastIndexOf("\\") + 1);

            //     　 　.jpg
            sFile = sFile.Substring(sFile.LastIndexOf("."));

            //      ，                  
            string datatime = System.DateTime.Now.ToString("yyyMMddHHmmssffff");
            
            //        
            sFile = datatime + sFile;

            //AppDomain.CurrentDomain.BaseDirectory.ToString()          
            //sPath         
            string sPath = AppDomain.CurrentDomain.BaseDirectory.ToString() + "uploads\\" + sFile;
            
            //    
            File1.PostedFile.SaveAs(sPath);

            this.LblMsg.Text = "       ：" + sPath;
            this.LblMsg.Text += "<br/>      ：" + this.File1.PostedFile.FileName;
            this.LblMsg.Text += "<br/>      ：" + this.File1.PostedFile.ContentType;
            this.LblMsg.Text += "<br/>      ：" + this.File1.PostedFile.ContentLength + "Byte";
        }
        else
        {
            this.LblMsg.Text = "          ？";
        }
    }
}

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