#include <stdio.h> void static_cast_demo() { int i = 0x12345; char c = 'c'; int* pi = &i; char* pc = &c; c = static_cast<char>(i); pc = static_cast<char*>(pi); //Error } void const_cast_demo() { const int& j = 1; int& k = const_cast<int&>(j); const int x = 2; int& y = const_cast<int&>(x); int z = const_cast<int>(x); //Error k = 5; printf("k = %d\n", k); printf("j = %d\n", j); y = 8; printf("x = %d\n", x); printf("y = %d\n", y); printf("&x = %p\n", &x); printf("&y = %p\n", &y); } void reinterpret_cast_demo() { int i = 0; char c = 'c'; int* pi = &i; char* pc = &c; pc = reinterpret_cast<char*>(pi); pi = reinterpret_cast<int*>(pc); pi = reinterpret_cast<int*>(i); c = reinterpret_cast<char>(i); //Error } void dynamic_cast_demo() { int i = 0; int* pi = &i; char* pc = dynamic_cast<char*>(pi);//Error } int main() { static_cast_demo(); const_cast_demo(); reinterpret_cast_demo(); dynamic_cast_demo(); return 0; }
