asp.net 文件上传
DataTable dt2 = ViewState["dt2"] as DataTable;
for (int i = 0; i < dt2.Rows.Count; i++)
{
FileInfo file = new FileInfo(dt2.Rows[i]["photo_path"].ToString());
Stream stream = file.OpenRead();
//int index = SourceFilePath.LastIndexOf("\", SourceFilePath.Length - 1);
string SourceFilePath = this.hidPath1.Value;
int index = SourceFilePath.LastIndexOf("\", SourceFilePath.Length - 1);
string strFileName = SourceFilePath.Substring(index + 1);
if (stream.CanRead)
{
using (FileStream fs = new FileStream(newPath + strFileName, FileMode.Create))
{
byte[] buffer = new byte[stream.Length];
int totalLength = (int)stream.Length;
int readLength = 0;
stream.Position = 0;
while (totalLength > 0)
{
int readCount = stream.Read(buffer, readLength, Math.Min(totalLength, int.MaxValue));
if (readCount == 0)
{
break;
}
fs.Write(buffer, 0, totalLength);
readLength += readCount;
totalLength -= readCount;
}
fs.Close();
}
stream.Close();
return true;
}
else
{
return false;
}
}
