Showing posts with label absolute value in delphi. Show all posts
Showing posts with label absolute value in delphi. Show all posts

Friday, October 7, 2016

Absolute Value Solver in Delphi

A simple program that I wrote using Borland International Delphi 7 to solve the absolute value of the given negative integer number by the user. The code is very simple and easy to understand.


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Sample Program Output


Program Listing

unit abs;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls;

type
  TForm1 = class(TForm)
    Label1: TLabel;
    Label2: TLabel;
    Edit1: TEdit;
    Label3: TLabel;
    Button1: TButton;
    Label4: TLabel;
    Label5: TLabel;
    Button2: TButton;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

Var value_a,solve_a : integer;

procedure TForm1.Button1Click(Sender: TObject);
begin
     value_a := StrToInt(Edit1.Text);
     solve_a := (-value_a);
     Label3.Caption := 'The absolute value of ' + edit1.text
                  + ' is ' + inttostr(solve_a) + '.';

end;

procedure TForm1.Button2Click(Sender: TObject);
begin
Edit1.Text      :='';
Label3.Caption  :='';
Edit1.SetFocus;
end;

end.