上传文件，另存为物理文件方法

public bool UploadImg( byte [] fileBytes, string path)
{
try
{
// 文件保存目录路径
String savePath = " /upload/ " ;
String dirPath = Server.MapPath(savePath);

FileInfo ff = new FileInfo(dirPath + path);
if ( ! ff.Directory.Exists) Directory.CreateDirectory(ff.DirectoryName);
System.IO.FileStream fs = System.IO.File.Create(dirPath + path);
fs.Flush();
fs.Write(fileBytes, 0 , fileBytes.Length);
fs.Close();
fs.Dispose();
return true ;
}
catch
{
return false ;
}
}