std::experimental::basic_string_view<CharT,Traits>::find_first_not_of
Min standard notice:
Finds the first character not equal to any of the characters in the given character sequence.
# Declarations
constexpr size_type
find_first_not_of(basic_string_view v, size_type pos = 0) const noexcept;
(library fundamentals TS)
constexpr size_type
find_first_not_of(CharT c, size_type pos = 0) const noexcept;
(library fundamentals TS)
constexpr size_type
find_first_not_of(const CharT* s, size_type pos, size_type count) const;
(library fundamentals TS)
constexpr size_type
find_first_not_of(const CharT* s, size_type pos = 0) const;
(library fundamentals TS)
# Parameters
v: view to search forpos: position at which to start the searchcount: length of the string of characters to compares: pointer to a string of characters to comparech: character to compare
# Return value
Position of the first character not equal to any of the characters in the given string, or npos if no such character is found.