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| var myrequest = WebRequest.Create("http//www.example.com/xxxxx.jpg");
using (WebResponse response = myrequest.GetResponse())
{
using (Stream responseStream = response.GetResponseStream())
{
using (var stream = new MemoryStream())
{
const int bufferLength = 1024;
int actual;
byte[] buffer = new byte[bufferLength];
while ((actual = responseStream.Read(buffer, 0, bufferLength)) > 0)
{
stream.Write(buffer, 0, actual);
}
stream.Position = 0;
//逻辑处理
}
}
}
|