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;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.Button1Click(Sender: TObject);
var
  Bookname: String;
begin
  Bookname := 'Delphi程序设计';
  if Application.MessageBox(Pchar(Concat('确实要删除商品名称为 ',Bookname,
    ' 的图书信息吗？')),'提示',mb_yesno)= idYes then
  begin
    ShowMessage('操作成功。');
  end;

end;

end.