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

std::basic_string_view<CharT,Traits>::begin,std::basic_string_view<CharT,Traits>::cbegin: std::basic_string_view<CharT,Traits>::begin,std::basic_string_view<CharT,Traits>::cbegin

NAME

std::basic_string_view<CharT,Traits>::begin,std::basic_string_view<CharT,Traits>::cbegin - std::basic_string_view<CharT,Traits>::begin,std::basic_string_view<CharT,Traits>::cbegin

Synopsis


constexpr const_iterator begin() const noexcept; (since C++17)
constexpr const_iterator cbegin() const noexcept; (since C++17)


Returns an iterator to the first character of the view.
 range-begin-end.svg

Parameters


(none)

Return value


const_iterator to the first character

Complexity


Constant

Example


// Run this code


  #include <iostream>
  #include <string_view>


  int main()
  {
      std::string_view str_view("abcd");


      auto begin = str_view.begin();
      auto cbegin = str_view.cbegin();


      std::cout << *begin << '\n';
      std::cout << *cbegin << '\n';


      std::cout << std::boolalpha << (begin == cbegin) << '\n';
      std::cout << std::boolalpha << (*begin == *cbegin) << '\n';
  }

Output:


  a
  a
  true
  true

See also


     returns an iterator to the end
end (public member function)
cend

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