Standard library header <initializer_list>

 

C++

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Technical Specifications

 

Standard Library header files

Language Support
<cstddef> <limits> <climits> <cfloat> <cstdint> <new> <typeinfo> <exception> <ciso646>	<initializer_list> <csignal> <csetjmp> <cstdalign> <cstdarg> <cstdbool> <cstdlib> <ctime>
Diagnostics
<stdexcept> <cassert>	<cerrno> <system_error>
General utilities
<utility> <tuple> <bitset> <memory> <cstdlib> <cstring> <functional>	<type_traits> <ratio> <chrono> <ctime> <scoped_allocator> <typeindex>
Strings
<string> <cctype> <cwctype> <cstring>	<cwchar> <cstdlib> <cuchar>
Localization
<locale> <codecvt> <clocale>

Containers
<array> <deque> <forward_list> <list> <vector>	<map> <set> <unordered_map> <unordered_set> <queue> <stack>
Iterators
<iterator>
Algorithms
<algorithm>	<cstdlib>
Numerics
<cfenv> <complex> <random> <valarray>	<numeric> <cmath> <ctgmath> <cstdlib>
Input/Output
<iosfwd> <iostream> <ios> <streambuf> <istream> <ostream>	<iomanip> <sstream> <fstream> <cstdio> <cinttypes>
Regular expressions
<regex>
Thread support
<thread> <mutex> <atomic>	<shared_mutex> <condition_variable> <future>

 

This header is part of the utility library.

Classes

std::initializer_list(C++11)

(class template)

Functions

std::begin(std::initializer_list) (C++11)	specializes std::begin (function template)
std::end(std::initializer_list) (C++11)	specializes std::end (function template)

Synopsis

namespace std {
    template<class E> class initializer_list {
    public:
        typedef E value_type;
        typedef const E& reference;
        typedef const E& const_reference;
        typedef size_t size_type;
        typedef const E* iterator;
        typedef const E* const_iterator;
        initializer_list() noexcept;
        size_t size() const noexcept; // number of elements
        const E* begin() const noexcept; // first element
        const E* end() const noexcept; // one past the last element
    };
    // initializer list range access
    template<class E> const E* begin(initializer_list<E> il) noexcept;
    template<class E> const E* end(initializer_list<E> il) noexcept;
}