java equals ==

来源:互联网 发布:面向接口编程 编辑:程序博客网 时间:2024/06/05 16:10
package interview20170616;public class Question32{/** * 仅提供测试 *  * @author ZengWenFeng * @date 2011.10.09 * @param args */public static void main(String[] args){String str = "asddf";String str01 = str;String str02 = str;if (str01 == str02){System.out.println("reference.");}String str03 = "dfdd";String str04 = "dfdd";if (str03 == str04){System.out.println(str03.hashCode());System.out.println("str03 == str04");}if (str03.equals(str04)){System.out.println("str03.equals(str04)");}}}

原创粉丝点击