On Tuesday 05 January 2016 12:56:55 Ulf Hermann wrote: > avoid paying the price of constructing a QStringList if they are unused.
That's what I was wondering about: constructing a QStringList is just a copy of a pointer, and while not totally free, it is next to nothing compared to the additional heap allocation of a new'ed QStringList... (we need std::optional :) Thanks, Marc -- Marc Mutz <marc.m...@kdab.com> | Senior Software Engineer KDAB (Deutschland) GmbH & Co.KG, a KDAB Group Company Tel: +49-30-521325470 KDAB - The Qt Experts _______________________________________________ Development mailing list Development@qt-project.org http://lists.qt-project.org/mailman/listinfo/development