std::array<T,N>::at (3) - Linux Man Pages

std::array<T,N>::at: std::array<T,N>::at

NAME

std::array<T,N>::at - std::array<T,N>::at

Synopsis


reference at( size_type pos ); (until C++17)
constexpr reference at( size_type pos ); (since C++17)
const_reference at( size_type pos ) const; (until C++14)
constexpr const_reference at( size_type pos ) const; (since C++14)


Returns a reference to the element at specified location pos, with bounds checking.
If pos is not within the range of the container, an exception of type std::out_of_range is thrown.

Parameters


pos - position of the element to return

Return value


Reference to the requested element.

Exceptions


std::out_of_range if !(pos < size()).

Complexity


Constant.

See also


           access specified element
operator[] (public member function)