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