简体中文与繁体中文的转换函数

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    Button1: TButton;
    procedure Button1Click(Sender: TObject);
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

function GB2Big(GB: string): string;
var
  Len: Integer;
begin
  Len := Length(GB);
  SetLength(Result, Len);
  LCMapString(GetUserDefaultLCID, LCMAP_TRADITIONAL_CHINESE, PChar(GB), Len, PChar(Result), Len);
end;

function Big2GB(Big: string): string;
var
  Len: Integer;
begin
  Len := Length(Big);
  SetLength(Result, Len);
  LCMapString(GetUserDefaultLCID, LCMAP_SIMPLIFIED_CHINESE, PChar(Big), Len, PChar(Result), Len);
end;

{调用测试}
procedure TForm1.Button1Click(Sender: TObject);
begin
  ShowMessage(GB2Big('汉字繁简转换')); {漢字繁簡轉換}
  ShowMessage(Big2GB('漢字繁簡轉換')); {汉字繁简转换}
end;

end.