🚀 go-pugleaf

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  extern String ID;
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  extern String ID;

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�� �� maotou (ëͷ) �Ĵ������ᵽ: ��
: �� �� rayman (rayman) �Ĵ������ᵽ: ��
: : ....
: : �ͱ�׼C/C++��ȫ�ֶ���һ��, ֻ����ÿ���õ����ļ��ｫ.h�ļ�include��ȥ.
:  rayman ��˵������ȫ�ֱ���Ӧ��extern���塣�������£�
: ��ʱ��MainForm��ChildForm�е�Label1->Caption��ʾ�Ķ���ͬһ���ַ�
: //Main.cpp
: //---------------------------------------------------------------------------
: AnsiString MainProgramPath;
: //---------------------------------------------------------------------------
: __fastcall TMainForm::TMainForm(TComponent* Owner)
:       : TForm(Owner)
: {
: MainProgramPath=ExtractFilePath(Application->ExeName);
: }
: //---------------------------------------------------------------------------
: __fastcall TMainForm::Button1Click(TObject *Sender)
: {
: Label1->Caption=MainProgramPath;
: }
: //---------------------------------------------------------------------------
: //---------------------------------------------------------------------------
: //Child.cpp
: //---------------------------------------------------------------------------
: extern AnsiString MainProgramPath;
: //---------------------------------------------------------------------------
: __fastcall TChildForm::Button1Click(TObject *Sender)
: {
: Label1->Caption=MainProgramPath;
: }
: //---------------------------------------------------------------------------


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