class NetDemo {
static void Main() { int ch;
// WebRequest URI. HttpWebRequest req = (HttpWebRequest)
WebRequest.Create(" http://www.McGraw-Hill.com ");
// . HttpWebResponse resp = (HttpWebResponse) req.GetResponse();
// .
Stream istrm = resp.GetResponseStream();
/* ,
URI. 400 . <ENTER>, 400 . */ for (int i=l;; i++) { ch = istrm.ReadByte(); if(ch == -1) break;
Console.Write ((char) ch); if((i % 4 0 0)==0) {
Console.Write (" <Enter>.");
Console.ReadLine();
}
}
// . istrm. resp.Close();
}
}
. (, -, .)
<html>
<head>
<title>Home - The McGraw-Hill Companies</title>
<meta name="keywords" content="McGraw-Hill Companies,McGraw-Hill, McGraw Hill, Aviation Week, BusinessWeek, Standard and Poor's, Standard & Poor1s,CTB/McGraw-Hill,Glencoe/McGraw-Hill, The Grow Network/McGraw-Hill,Macmillan/McGraw-Hill, McGraw-Hill Contemporary,McGraw-Hill Digital Learning,McGraw-Hill Professional Development,SRA/McGraw
<Enter>.
-Hill,Wright Group/McGraw-Hill,McGraw-Hill Higher Education,McGraw-Hill/Irwin, McGraw-Hill/Primis Custom Publishing,McGraw-Hill/Ryerson,Tata/McGraw-Hill,
McGraw-Hill Interamericana,Open University Press, Healthcare Information Group, Platts, McGraw-Hill Construction, Information & Media Services" />
<meta name="description" content="The McGraw-Hill Companies Corporate Website." /> <meta http-equiv
<Enter>. 1
, , McGraw-Hill www.McGraw-Hill. com. , .
. System. Net. , . , System. 10, , - , Stream.
WebRequest, URL , Create (), . WebRequest. WebRequest , . Create () HttpWebRequest. , HttpWebRequest, req HttpWebRequest. , URL
|
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, GetResponse () WebRequest. , GetResponse () . , GetResponse () WebResponse, . resp. HTTP, HttpWebResponse. , URL
GetResponseStream () resp. Stream , . istrm, URI, .
- McGraw-Hill www.McGraw-Hill. com . , 400 , <Enter>, . . , ReadByte (). , int, char. - 1.
, Close () resp. . . , .
: , , HttpWebRequest HttpWebResponse. , WebRequest WebResponse, HTTP. , Create () GetResponse () .
// WebRequest URI.
WebRequest req = WebRequest.Create(" http://www.McGraw-Hill.com ");
// .
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|
WebResponse resp = req.GetResponse();
, , WebRequest WebResponse, , . , , HTTP, HttpWebRequest HttpWebResponse.
, , . , , , , . , , Create (), GetResponse () GetResponseStream (). , . , HTTP, , #, .
, Create ()
Create (), WebRequest, . , , URI, , NotSupportedException. URI , UriFormatException. , System. Security. SecurityException. , Create () ArgumentNullException, , .
, GetResponse ()
GetResponse () HTTP . : InvalidOperationException, ProtocolViolationException, NotSupportedException WebException. WebException.
WebException , : Response Status. Response WebResponse . HTTP . Response .
public WebResponse Response { get; }
, Status WebException , . :
public WebExceptionStatus Status {get; }
