JAVA中为什么会有extends和implements 两个关键字 Java 中的继承和实现接口是两个基本概念，extends和 implements是两个关键字，它们之间的区别是 Java 编程语言中最重要的基础知识。 extends的作用 在 Java 中，extends关键字用于继承父类，创建一个子类。在 ...

Frankly, I think most of what Java 8 is planning to do is let the fanboys dump every feature they can think of into the language. I’m not against those features per se, and the JVM itself should ...