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comm = new SqlCommand(......
byte[] outFile = (byte[])comm.ExecuteScalar();
FileStream fs = new FileStream(filePath, FileMode.CreateNew);
BinaryWriter bw = new BinaryWriter(fs);
bw.Write(outFile, 0, outFile.Length);
fs.Close();
bw.Close();
if(comm!=null)
{
comm.Dispose();
}
<img alt='' src='getPic.aspx' />
在getPic.aspx的page_load里,读取数据到btye[],然后放到response.outstream流就行了,我1#读取数据库的代码还可用