ms vc++ 编码期计算对象大小

class A{
};


constexpr size_t sizeOfT = sizeof(A);

鼠标移动到sizeofT上可以看到A的大小

 

 

 

 

 

from:

https://stackoverflow.com/questions/24775127/how-to-find-the-size-of-a-structure-during-programming-in-visual-studio