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DELPHI get网页

cache 发布于 程序源码 2015-11-04 [ 453 ] 次浏览 [ 0 ] 条评论

标签: DELPHI

Delphi 获取网页源代码的最简单办法
uses WinInet;
function GetWebPage(const Url: string):string;
var
  Session,
  HttpFile:HINTERNET;
  szSizeBuffer:Pointer;
  dwLengthSizeBuffer:DWord;
  dwReserved:DWord;
  dwFileSize:DWord;
  dwBytesRead:DWord;
  Contents:PChar;
begin
  Session:=InternetOpen('',0,niL,niL,0);
  HttpFile:=InternetOpenUrl(Session,PChar(Url),niL,0,0,0);
  dwLengthSizeBuffer:=1024;
  HttpQueryInfo(HttpFile,5,szSizeBuffer,dwLengthSizeBuffer,dwReserved);
  GetMem(Contents,dwFileSize);
  InternetReadFile(HttpFile,Contents,dwFileSize,dwBytesRead);
  InternetCloseHandle(HttpFile);
  InternetCloseHandle(Session);
  Result:=StrPas(Contents);
  FreeMem(Contents);
end;
使用时,直接把收到的源代码显示出来:
Memo1.Text := GetWebPage('http://www.xxx.com/');

DELPHI get网页:等您坐沙发呢!

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