關鍵字就是系統已經使用的名稱,使用者不可再以此名稱做為變數
名稱或函數名稱。

C++ 關鍵字
array each literal safecast union
auto else long sealed unsigned
bool enum mutable short virtual
break Event namespace signed void
case extern new sizeof volatile
catch finally nullptr static while
char FALSE private struct  
Class float protected switch  
const for public Template  
continue friend ref class this  
decltype gcnew ref struct throw  
default generic register TRUE  
Delegate goto return try  
do if   typedef  
double in   typeid  
  initonly   typename  
  inline      
  int