一个简单的WINAPI例程为何会内存错误－－－－菜鸟问题

Question

//windows api.cpp
#include <windows.h>LRESULT CALLBACK WndProc(HWND,UINT,WPARAM,LPARAM);int WINAPI WinMain(HINSTANCE hInstance,
   HINSTANCE hPrevInst,
   LPSTR lpseCmdLine,
   int nCmdShow)
{ HWND hwnd;
MSG Msg;
WNDCLASS wndclass;
char lpszClassName[] = "kjkk";
char lpszTitle[] = "My-Windows";
wndclass.style = 0;
wndclass.lpfnWndProc = WndProc;
wndclass.cbClsExtra = 0;
wndclass.cbWndExtra = 0;
wndclass.hInstance = hInstance;
wndclass.hIcon = LoadIcon(NULL,IDI_APPLICATION);
wndclass.hCursor = LoadCursor(NULL,IDC_ARROW);
wndclass.hbrBackground=(HBRUSH)GetStockObject(WHITE_BRUSH);
wndclass.lpszMenuName = NULL;
wndclass.lpszMenuName = lpszClassName;
if(!RegisterClass(&wndclass))
{ MessageBeep(0);
return FALSE;
} hwnd = CreateWindow(lpszClassName,
lpszTitle,
WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT,
CW_USEDEFAULT,
CW_USEDEFAULT,
CW_USEDEFAULT,
NULL,
NULL,
hInstance,
NULL);
ShowWindow(hwnd,nCmdShow);
UpdateWindow(hwnd);
while(GetMessage(&Msg,NULL,0,0))
{ TranslateMessage(&Msg);
DispatchMessage(&Msg);
}
return Msg.wParam;
}
LRESULT CALLBACK WndProc(HWND hwnd,
 UINT message,
 WPARAM wParam,
 LPARAM lParam)
{ switch(message)
{ case WM_DESTROY:
PostQuitMessage(0);
default :
return DefWindowProc(hwnd,message,wParam,lParam);
}
return false;
}

Answer 1

wndclass.lpszMenuName = lpszClassName;
改为
wndclass.lpszClassName = lpszClassName;