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;
  s:string;
implementation

{$R *.dfm}

procedure TForm1.Button1Click(Sender: TObject);
var
 Res: TStringList;
 Count: Integer;
begin
 s := 'abc,defg,hijkl';
 Res := TStringList.Create;
 Count := ExtractStrings([','], [], PChar(s), Res);
 ShowMessage('共分割出 ' + IntToStr(Count) + ' 个子串');
 ShowMessage(Res.Text);
 Res.Free;

end;

end.