Pascal (Lazarus/Delphi)

Generating Random Integer in Range

See more PRNG Examples

Demonstrates how to generate random integers in a specified range. Pascal (Lazarus/Delphi)

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.Prng;

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

procedure RunDemo;
var
  success: Boolean;
  fortuna: TPrng;
  i: Integer;

begin
  success := False;

  //  This example assumes the Chilkat API to have been previously unlocked.
  //  See Global Unlock Sample for sample code.

  success := False;

  fortuna := TPrng.Create;

  //  Generate random integers between 12 and 24 inclusive

  for i := 0 to 100 do
    begin
      WriteLn(fortuna.RandomInt(12,24));
    end;



  fortuna.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.