随笔分类 -  Java String

String 字符常量
String常量池
摘要：先来看题目： String s1 = "ab"; String s2 = new String("ab"); String s3 = "a" + new String("b"); String s4 = "a" + "b"; System.out.println(s1==s2); System.ou 阅读全文
posted @ 2017-04-14 17:53 Coder_Dalu 阅读(79) 评论(0) 推荐(0)