boost::text::operator+
// In header: <boost/text/text.hpp> template<nf Normalization, typename Char, typename String, typename T> basic_text< Normalization, Char, String > operator+(basic_text< Normalization, Char, String > t, T const & x);
Creates a new object that is the concatenation of basic_textt and some object x for which t = x is well-formed.