抽象类(Abstract)

Java 语法索引 —– 抽象类(Abstract)

abstract class Shape { public int x = 100, y = 100; pub […]

Java 语法索引 —– 抽象类(Abstract)

abstract class Shape { public int x = 100, y = 100; pub […]

Java 语法索引 —– 抽象类(Abstract)

abstract class Shape { public int x = 100, y = 100; pub […]