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std::begin(std::initializer_list)

template< class E > 
const E* begin( initializer_list<E> il );

(since C++11)
(until C++14)

template< class E > 
constexpr const E* begin( initializer_list<E> il );

(since C++14)

The overload of std::begin for initializer_list returns a pointer to the first element of il.

Parameters

il - an initializer_list

Return value

il.begin().

Exceptions

noexcept specification:

noexcept

Example

#include <iostream>
#include <initializer_list>
  
int main() 
{
    std::initializer_list<int> il = {3, 1, 4, 1};
    for(auto it = std::begin(il); it != std::end(il); ++it) {
        std::cout << *it << '\n';
    }
}

Output:

See also

returns a pointer to the first element
(public member function)

Links:

http://en.cppreference.com/w/cpp/utility/initializer_list/begin2

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2025-01-10 15:47:30

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