std::array::at
std::array::at
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 (public member function) |
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