void (*fun(void))(void)
{
cout<<" back a point to fun"<<endl;
return (void(*)(void))fun;
}
int main()
{
fun()();
system("pause");
return 0;
}
run:
back a point to fun
back a point to fun
void (*fun(void))(void)
{
cout<<" back a point to fun"<<endl;
return (void(*)(void))fun;
}
int main()
{
fun()();
system("pause");
return 0;
}
run:
back a point to fun
back a point to fun