Function operator+

tests/framework/src/doctest.cpp:703–703

}

String operator+(const String& lhs, const String& rhs) { return  String(lhs) += rhs; }

bool operator==(const String& lhs, const String& rhs) { return lhs.compare(rhs) == 0; }
bool operator!=(const String& lhs, const String& rhs) { return lhs.compare(rhs) != 0; }