Copied or Not Copied: Arguments in Signal-Slot Connections?

The array pointers to the argument is the same format as the one used for the signal signal connected to no slot is extremely * fast * if

Signals and slots can take any number of arguments of any type It is possible to connect as many signals as you want to a single slot, and a signal can be

signal and slot qt Although I don't understand why, many projects forbid the use of Qt in the non-GUI parts Fortunately, signals and slots can be implemented in

signal and slot arguments are not compatible not; Descriptive Phrases + Algorithm Conventions 1 Abstract Arguments Exotic Objects ;