protected void Button2_Click(object sender, EventArgs e)
{
string fileName = "chracater14.jpg";//客户端保存的文件名
string filePath = Server.MapPath("../../images/chracater14.jpg");//路径
FileInfo fileInfo = new FileInfo(filePath);
Response.Clear();
Response.ClearContent();
Response.ClearHeaders();
Response.AddHeader("Content-Disposition", "attachment;filename=" + fileName);
Response.AddHeader("Content-Length", fileInfo.Length.ToString());
Response.AddHeader("Content-Transfer-Encoding", "binary");
Response.ContentType = "application/octet-stream";
Response.ContentEncoding = System.Text.Encoding.GetEncoding("gb2312");
Response.WriteFile(fileInfo.FullName);
Response.Flush();
Response.End();
}
感谢网友http://apps.hi.baidu.com/share/detail/24298464
本文提供了一个ASP.NET中实现图片文件下载的功能示例代码。通过按钮点击触发事件,使用Response对象来设置HTTP响应头并发送文件到客户端,实现特定图片文件的下载。
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