十四、详测 Generics Collections TList (5): Move、Exchange
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
{$R *.dfm}
uses
Generics.Collections;
procedure TForm1.Button1Click(Sender: TObject);
var
List: TList<Byte>;
b: Byte;
str: string;
begin
List := TList<Byte>.Create;
List.AddRange([11,22,33,44]);
List.Move(1,2); //Move 移动
str := '';
for b in List do str := str + IntToStr(b) + ' ';
ShowMessage(str);
list.Exchange(0,3); //Exchange 交换
str := '';
for b in List do str := str + IntToStr(b) + ' ';
ShowMessage(str);
List.Free;
end;
end.
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls;
type
TForm1 = class(TForm)
Button1: TButton;
procedure Button1Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
Form1: TForm1;
implementation
{$R *.dfm}
uses
Generics.Collections;
procedure TForm1.Button1Click(Sender: TObject);
var
List: TList<Byte>;
b: Byte;
str: string;
begin
List := TList<Byte>.Create;
List.AddRange([11,22,33,44]);
List.Move(1,2); //Move 移动
str := '';
for b in List do str := str + IntToStr(b) + ' ';
ShowMessage(str);
list.Exchange(0,3); //Exchange 交换
str := '';
for b in List do str := str + IntToStr(b) + ' ';
ShowMessage(str);
List.Free;
end;
end.