asp.net 下载图片
[csharp]//引用
using System.IO;
//button事件
protected void Button3_Click(object sender, EventArgs e)
{
string fileName = "123.jpg";//客户端保存的文件名
string filePath = Server.MapPath("images/1.jpg");//路径
//以字符流的形式下载文件
FileStream fs = new FileStream(filePath, FileMode.Open);
byte[] bytes = new byte[(int)fs.Length];
fs.Read(bytes, 0, bytes.Length);
fs.Close();
Response.ContentType = "application/octet-stream";
//通知浏览器下载文件而不是打开
Response.AddHeader("Content-Disposition", "attachment; filename=" + HttpUtility.UrlEncode(fileName, System.Text.Encoding.UTF8));
Response.BinaryWrite(bytes);
Response.Flush();
Response.End();
}
补充:Web开发 , ASP.Net ,