, class methods are just another name, ), and the foregoing applies to classes and class methods as well., method from within an instance method, the method's receiver must be set equal to the class in which, You could even define your own method in Object to act like super in java:...
有没extends,默语父语语Object 只能有一父语,语语承个即 子语语承父语的全部成语 注意 9 语的语承 子语可语用父语的方法和语量 子语可增加父语中有的方法和语量没 classVehicle{ Stringbrand; voidsetB(Strings){brand=s;} voidshowB(){System.out.println(brand);} ...
properties and methods of class A are accessible by class B. Therefore, class A is the Superclass. The reference type of class B is taken to create the object. So, all methods such as sum(), sub() and multiply() are accessible