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std::begin(std::initializer_list)

From cppreference.com
 
C++
 
Utilities library
General utilities
Relational operators (deprecated in C++20)
 
std::initializer_list
Member functions
Capacity
Iterators
Non-member functions
begin(std::initializer_list)
 
Defined in header <initializer_list>
template< class E >
const E* begin( std::initializer_list<E> il ) noexcept;
(since C++11)
(constexpr since C++14)

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

Contents

[edit] Parameters

il - an initializer_list

[edit] Return value

il.begin()

[edit] Example

#include <algorithm>
#include <initializer_list>
#include <iostream>
#include <iterator>
 
int main()
{
    std::initializer_list ϕ = {'1', '.', '6', '1', '8', '0'};
 
    std::copy(std::begin(ϕ),
              std::end(ϕ),
              std::ostream_iterator<char>(std::cout, "");
 
    std::cout << '\n';
}

Output:

1.6180

[edit] See also

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

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