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Java编程入门指南
Java程序可视为多个对象的集合,对象间通过相互调用方法实现协作。类是对象的模板,对象是类的实例,方法用于执行操作,实例变量存储对象的数据。 1、 用记事本或其他文本编辑工具,将上述代码输入其中。 2、 将文件命名为HelloWorld.java并保存。 3、 打开 ...
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