Is it good practice to have your C++Qt functions always check all its

Qt's signals and slots mechanism ensures that if you connect a signal to a slot, the slot will be called with the signal's parameters at the right time

Use a Property, Signal or Slot? · Slots allow communication from QML to C++: Slots are used to trigger C++ code from QML You can use parameters and return

qt slot You can't pass parameters to signal when you connect Parameters are passed to the signal when the signal is emitted Same applies to slots:

qt signal slot Qt's signals and slots mechanism ensures that if you connect a signal to a slot, the slot will be called with the signal's parameters at the right time