C++ keyword: alignof (since C++11)

 

C++

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C++ language

General topics
Preprocessor Comments	Keywords Escape sequences
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if	switch
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decltype (C++11) auto (C++11) alignas (C++11)	const/volatile constexpr (C++11)
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Inline assembly	History of C++

 

Keywords

alignas (C++11) alignof (C++11) and and_eq asm auto (*) bitand bitor bool break case catch char char8_t (C++20) char16_t (C++11) char32_t (C++11) class compl concept (C++20) const consteval (C++20)     constexpr (C++11) constinit (C++20) const_cast continue co_await (C++20) co_return (C++20) co_yield (C++20) decltype (C++11) default delete	do double dynamic_cast else enum explicit export extern false float for friend goto if inline int long mutable namespace new noexcept (C++11)     not not_eq nullptr (C++11) operator or or_eq private protected public register	reinterpret_cast requires (C++20) return short signed sizeof (*) static static_assert (C++11) static_cast struct switch template this thread_local (C++11) throw true try typedef typeid typename union unsigned using virtual void volatile wchar_t while xor xor_eq
Identifiers with special meaning
final (C++11) import (C++20)	module (C++20) override (C++11)

 

Usage

• alignof operator (since C++11)

Example

Run this code

#include <cstddef>
#include <iostream>
 
int main()
{
    std::cout << alignof(std::max_align_t) << '\n';
}

Possible output:

16