WebRequest req=WebRequest.Create(uri);
WebResponse result=req.GetResponse();
Stream input=result.GetResponseStream();
long length=1000000*100;
bool lengthavail=false;
long pos=0;
if (result.ContentLength>0)
{
length=result.ContentLength;
lengthavail=true;
}
WebResponse result=req.GetResponse();
Stream input=result.GetResponseStream();
long length=1000000*100;
bool lengthavail=false;
long pos=0;
if (result.ContentLength>0)
{
length=result.ContentLength;
lengthavail=true;
}
解决方案 »
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