std::basic_string_view<CharT,Traits>::front (3) - Linux Manuals

std::basic_string_view<CharT,Traits>::front: std::basic_string_view<CharT,Traits>::front

NAME

std::basic_string_view<CharT,Traits>::front - std::basic_string_view<CharT,Traits>::front

Synopsis

constexpr const_reference front() const; (since C++17)

Returns reference to the first character in the view. The behavior is undefined if empty() == true.

Parameters

(none)

Return value

reference to the first character, equivalent to operator[](0).

Complexity

Constant.