Lazarus Pascal

Example: Http.DownloadSb method

See more HTTP Examples

Demonstrates the DownloadSb method. Lazarus Pascal

program ChilkatDemo;

// Demonstrates using the Chilkat Pascal wrapper via the C bridge DLL.
// Builds as a console application under Lazarus (FPC) or Delphi.

{$IFDEF FPC}
  {$MODE DELPHI}
{$ENDIF}
{$APPTYPE CONSOLE}

uses
  {$IFDEF UNIX}
  cthreads,
  {$ENDIF}
  SysUtils,
  CkDllLoader,
  Chilkat.StringBuilder,
  Chilkat.Http;

// ---------------------------------------------------------------------------

procedure RunDemo;
var
  success: Boolean;
  http: THttp;
  sb: TStringBuilder;
  statusCode: Integer;

begin
  success := False;

  http := THttp.Create;
  http.KeepResponseBody := True;

  sb := TStringBuilder.Create;
  success := http.DownloadSb('https://chilkatsoft.com/testData/helloWorld.txt','utf-8',sb);

  statusCode := http.LastStatus;
  if (success = False) then
    begin
      if (statusCode = 0) then
        begin
          //  Unable to either send the request or get the response.
          WriteLn(http.LastErrorText);
        end
      else
        begin
          //  We got a response, but the status code was not in the 200s
          WriteLn('Response status code: ' + statusCode);
          //  Examine the response body.
          WriteLn('Response body:');
          WriteLn(http.LastResponseBody);
        end;
      WriteLn('Download failed.');

    end
  else
    begin
      WriteLn('Download success, response status = ' + statusCode);
      WriteLn(sb.GetAsString());
    end;


  http.Free;
  sb.Free;

end;

// ---------------------------------------------------------------------------

begin

  try
    RunDemo;
  except
    on E: Exception do
      WriteLn('Unhandled exception: ', E.ClassName, ': ', E.Message);
  end;

  WriteLn;
  {$IFDEF MSWINDOWS}
  WriteLn('Press Enter to exit...');
  ReadLn;
  {$ENDIF}
end.