std::span<T,Extent>::operator[] (3) - Linux Manuals

std::span<T,Extent>::operator[]: std::span<T,Extent>::operator[]

NAME

std::span<T,Extent>::operator[] - std::span<T,Extent>::operator[]

Synopsis


constexpr reference operator[](index_type idx) const;


Returns a reference to the idx-th element of the sequence. The behavior is undefined if idx is out of range (i.e., if it is greater than or equal to size()).

Parameters


idx - the index of the element to access

Return value


A reference to the idx-th element of the sequence, i.e., data()[idx]

Exceptions


(none)

See also


     returns a pointer to the beginning of the sequence of elements
data (public member function)
     returns the number of elements in the sequence
size (public member function)

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