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  • 上传图片

    <%@ Page Language="C#" AutoEventWireup="true"  CodeFile="Default.aspx.cs" Inherits="_Default" %>

    <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

    <html xmlns="http://www.w3.org/1999/xhtml" >
    <head runat="server">
        <title>无标题页</title>
    </head>
    <body>
        <form id="form1" runat="server" enctype="multipart/form-data">
        <div>
            <input id="input_image" type="file" runat="server" />
            <asp:Button ID="btn_upload" runat="server" OnClick="btn_upload_Click" Text="upload" /></div>
        </form>
    </body>
    </html>


    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;
    using System.IO;

    public partial class _Default : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {

         //   string path = this.Server.MapPath("//");
         //  string image_name=this.input_image.PostedFile.FileName;
            string new_name = DateTime.Now.ToString("YYYYMMDDHHMMSS");
        }
        protected void btn_upload_Click(object sender, EventArgs e)
        {
            string imgfull_name=this.input_image.PostedFile.FileName;
            string img_name = this.input_image.PostedFile.FileName.Substring(imgfull_name.LastIndexOf("\\")+1);
            string time_name = DateTime.Now.ToString("yyyyMMddHHmmss") + ".jpg";
        
           // this.input_image.PostedFile.SaveAs(Server.MapPath("upload")+"\\"+img_name);
            this.input_image.PostedFile.SaveAs(Server.MapPath("upload") + "\\" + time_name);
           
           
        }
    }


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  • 原文地址:https://www.cnblogs.com/smallfa/p/897849.html
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