unit1.~pas

Delphi的函数例子

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    Button1: TButton;
    Edit1: TEdit;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.Button1Click(Sender: TObject);
var
s1 : String;
begin
Edit1.Text := ' Hi,Hello.';
s1 := 'Service and Port.';
Edit1.Text := UpperCase(Edit1.Text);
s1 := UpperCase(s1);
end;

end.