Posted by dxli on Aug 24, 2015; 2:21am
URL: https://forum.librecad.org/rs-settings-tp5712040p5712044.html

another way of allowing more than one returned value:

std::pair<QString, bool> RS_Settings::readEntry(const QString& key,
                                 const QString& def) {
QString ret;
bool ok;
...

return std::pair<QString, bool>{ret, ok};
}

here ok is always calculated and returned.