std::array::at

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C++ Standard Library
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Containers library
array (C++11) vector deque forward_list (C++11) list set multiset map multimap unordered_set (C++11) unordered_multiset (C++11) unordered_map (C++11) unordered_multimap (C++11) stack queue priority_queue
std::array
Member functions Element access array::at array::operator[] array::front array::back array::data Iterators array::begin array::cbegin array::end array::cend array::rbegin array::crbegin array::rend array::crend Capacity array::empty array::size array::max_size Modifiers array::fill array::swap

reference       at( size_type pos );		(C++11 feature)
const_reference at( size_type pos ) const;		(C++11 feature)

Returns a reference to the element at specified location pos. Bounds checking is performed, exception of type std::out_of_range will be thrown on invalid access.

Contents 1 Parameters 2 Return value 3 Exceptions 4 Complexity 5 See also

[edit] Parameters

pos

-

position of the element to return

[edit] Return value

reference to the requested element

[edit] Exceptions

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

[edit] Complexity

Constant

[edit] See also

operator[]	access specified element (public member function)