Lazarus Pascal

Example: Http.DownloadHash method

Demonstrates the DownloadHash 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.Http;

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

procedure RunDemo;
var
  http: THttp;
  url: string;
  encodedHash: string;

begin
  http := THttp.Create;

  url := 'https://chilkatdownload.com/11.1.0/chilkat2-python-3.13-x64.zip';
  encodedHash := http.DownloadHash(url,'sha256','hex_lower');
  if (http.LastMethodSuccess = False) then
    begin
      WriteLn(http.LastErrorText);
      Exit;
    end;

  //  Expected value: 32583182374888c7761e7c15b998fd1d326c439c704d59380d34599f4be9b63a
  WriteLn('sha256 = ' + encodedHash);


  http.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.