ternarytest/Unit2.pas at main · checkdigits/ternarytest · GitHub

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unit Unit2;

interface

uses
  Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
  Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls;

type
  TForm2 = class(TForm)
    Button1: TButton;
    ListBox1: TListBox;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form2: TForm2;

implementation
uses System.Diagnostics;

{$R *.dfm}

var
  glob: String;

procedure TernTest(par : Integer);
begin
  glob := if par < 100 then '33' else '66';
end;

procedure ClassiTest(par : Integer);
begin
  if par < 100 then
    glob:= '33'
  else
    glob:= '66';
end;

procedure TForm2.Button1Click(Sender: TObject);
var
  I: Integer;
  SW: TStopwatch;
begin
  SW := TStopwatch.StartNew;
  for I := 1 to 200 do
  begin
    TernTest(I);
  end;
  SW.Stop;
  ListBox1.items.Add('Tern: ' + SW.ElapsedTicks.ToString);
  Sw.Reset;
  Sw.Start;
  for I := 1 to 200 do
  begin
    ClassiTest(I);
  end;
  SW.Stop;
  ListBox1.items.Add('Classic: ' + SW.ElapsedTicks.ToString);
end;

end.