Записки программиста, обо всем и ни о чем. Но, наверное, больше профессионального.

2011-07-25

Головоломка

Тем, кто думает, что знает C, C++
Остальным смело пропустить мимо.
Что делает это макро?

template <typename T, size_t N>
char (&ArraySizeHelper(T (&array)[N]))[N];
#define arraysize(array) (sizeof(ArraySizeHelper(array)))
meta-coding.blogspot.com/2011/05/safer-sizeof-for-arrays-in-c

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