boost::urls::url_view_base::has_port Return true if a port is present Synopsis Declared in header <boost/url/url_view_base.hpp> bool has_port() const noexcept; Description This function returns true if an authority is present and contains a port. assert( url_view( "wss://www.example.com:443" ).has_port() ); Constant. Throws nothing. authority = [ userinfo "@" ] host [ ":" port ] port = *DIGIT 3.2.3. Port (rfc3986) See Also encoded_host_and_port , port , port_number .