从名为MyClass的类创建派生类的语法是什么？( )
class MyDerived implements MyClass
public class MyDerived : MyClass
class MyDerived extends MyClass
class MyDerived implements public MyClass
类继承基本语法：class MyDerived extends MyClass
青云测评
青云测评
从名为MyClass的类创建派生类的语法是什么？( )
class MyDerived implements MyClass
public class MyDerived : MyClass
class MyDerived extends MyClass
class MyDerived implements public MyClass
