QtCore: 全新的信號-槽(Signal-Slot)語法
connect(sender, &Sender::valueChanged,
receiver, &Receiver::updateValue );
• 更符合現代C++語法
It’s nicer
now!
The pervasive use of macros in C is probably the
major reason we didn't have excellent C++
development environments a decade ago. -
Bjarne Stroustrup