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std::span::end(3) C++ Standard Libary std::span::end(3) NAME std::span::end - std::span::end Synopsis constexpr iterator end() const noexcept; Returns an iterator to the element following the last element of the span. This element acts as a placeholder; attempting to access it results in undefined behavior. range-begin-end.svg Parameters (none) Return value Iterator to the element following the last element. Complexity Constant. Example // Run this code #include <span> #include <iostream> void print(std::span<const int> sp) { for(auto it = sp.begin(); it != sp.end(); ++it) { std::cout << *it << ' '; } std::cout << '\n'; } void transmogrify(std::span<int> sp) { if (!sp.empty()) { std::cout << *sp.begin() << '\n'; *sp.begin() = 2; } } int main() { int array[] { 1, 3, 4, 5 }; print(array); transmogrify(array); print(array); } Output: 1 3 4 5 1 2 3 4 5 See also begin returns an iterator to the beginning (C++20) (public member function) end cend returns an iterator to the end of a container or array (C++11) (function template) (C++14) http://cppreference.com 2022.07.31 std::span::end(3)
NAME | Synopsis | Parameters | Return value | Complexity | Example | Output: | See also
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