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package com.neuedu.chapter4_1026; public class Demo7 { public static voi...
package com.neuedu.jdbc; import java.sql.Connection; import java.sql.Dri...
// String s1 = "Ha"; // String s2 = "ha"; // //1.eauals* // //2.equa...
private static Singleton s; private Singleton() {} public static Singlet...
1.冒泡排序 int[] arr={6,3,8,2,9,1}; for(int i = 0;i < arr.length - 1;i++) { ...
package com.neuedu.chapter6_1105.inter_prac; public class Happy implemen...
数组定义方式： public class ArrayDemo1 { public static void main(String[] args)...
方法的定义及返回值 public class FunctionDemo1 { /** * 方法 * void 没有返回值--无法向外提供数据 *...