How do you initialize an abstract class in darts?

A class declared as abstract can’t be initialised . An abstract class can be extended, but if you inherit an abstract class then you have to make sure that all the abstract methods in it are provided with implementation.2 Eyl 2020

Yes , an abstract class can have a constructor in Java. You can either explicitly provide a constructor to the abstract class or if you don’t, the compiler will add a default constructor of no argument in the abstract class.

A class declared as abstract can’t be initialised . An abstract class can be extended, but if you inherit an abstract class then you have to make sure that all the abstract methods in it are provided with implementation.2 Eyl 2020