Returns an iterator to the beginning of the optional.
Synopsis
Declared in <beman/optional/optional.hpp>
constexpr
optional<T>::iterator
begin() noexcept;Return Value
an iterator to the beginning of the optional.
Created with MrDocs
Returns an iterator to the beginning of the optional.
Declared in <beman/optional/optional.hpp>
constexpr
optional<T>::iterator
begin() noexcept;an iterator to the beginning of the optional.
Created with MrDocs