std::initializer_list<T>:: begin
From cppreference.com
<
cpp
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utility
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initializer list
C++
Utilities library
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std::initializer_list
Member functions | ||||
Capacity | ||||
Iterators | ||||
initializer_list::begin
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Non-member functions | ||||
const
T
*
begin
(
)
const
noexcept
;
|
(since C++11)
(constexpr since C++14) |
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Obtains a pointer to the first element in the initializer list.
If the initializer list is empty, the values of
begin()
and
end()
are unspecified, but will be identical.
Parameters
(none)
Return value
A pointer to the first element in the initializer list
Complexity
Constant
Example
Run this code
#include <initializer_list> int main() { static constexpr auto il = {42, 24}; static_assert(*il.begin() == 0x2A); static_assert(il.begin()[1] == 030); }
See also
returns a pointer to one past the last element
(public member function) |
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