利用ASP.NET怎么将文件推送到浏览器?很多新手对此不是很清楚,为了帮助大家解决这个难题,下面小编将为大家详细讲解,有这方面需求的人可以来学习下,希望你能有所收获。
具体代码如下:
/// <summary>
/// Downloads (pushes) file to the client browser.
/// **** NOTE **** Cannot be done from inside an AJAX UpdatePanel control.
/// </summary>
/// <param name="fullFilePath">The full file path of the file</param>
protected void DownloadFile(string fullFilePath)
{
// Gets the File Name
string fileName = fullFilePath.Substring(fullFilePath.LastIndexOf('\\') + 1);
byte[] buffer;
using (FileStream fileStream = new FileStream(fullFilePath, FileMode.Open))
{
int fileSize = (int)fileStream.Length;
buffer = new byte[fileSize];
// Read file into buffer
fileStream.Read(buffer, 0, (int)fileSize);
}
Response.Clear();
Response.Buffer = true;
Response.BufferOutput = true;
Response.ContentType = "application/x-download";
Response.AddHeader("Content-Disposition", "attachment; filename=" + fileName);
Response.CacheControl = "public";
// writes buffer to OutputStream
Response.OutputStream.Write(buffer, 0, buffer.Length);
Response.End();
}
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