接口中没有构造方法，但是可以通过对象的多态性概念，通过接口的子类对其实例化。 /** * Created by xabcd on 2019/2/16. */ interface ja_jiekou {...
java
java
java
java——覆写equals
/** * Created by xabcd on 2019/2/16. */ public class person_equals { private String name; private in...
java
？java——equals
/** * Created by xabcd on 2019/2/16. */ public class person_equals { private String name; private in...
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java——引用数据类型的传递
/** * Created by xabcd on 2019/2/16. */ public class java_change { int x = 0; } /** * Created by xab...
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java二维数组加法
/** * Created by xabcd on 2019/2/16. */ public class java_secarr { public static void main(String ar...
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java练习：找最大的数
/** * Created by xabcd on 2019/2/16. */ public class java_largest { public static void main(String a...
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java 练习 计算对角线长度
/** * Created by xabcd on 2019/2/16. */ public class java_mathsqrt { public static void main(String ...
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java——声明一个对象2
/** * Created by xabcd on 2019/2/16. */ public class test_shengming { public static void main(String...
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java——声明一个对象
/** * Created by xabcd on 2019/2/16. */ public class test_shengming { public static void main(String...
java
java——匿名对象
/** * Created by xabcd on 2019/2/16. */ public class java_nimingduixiang { private String name = "张三...