Qt编译报错：“Signal and slot arguments are not compatible ”当信号

static assertion failed: Signal and slot arguments are not compatible signal and slot arguments are not compatible Ensure that the signature of the signal and slot match to avoid runtime errors Prefer using the new-style syntax for signal-slot connections ( signal slot qt 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 In this lesson, we will look at signals They are messages that nodes emit when something specific happens to them, like a button being pressed