摘要: final String a="hello"; String b="hello"; String c="hellow"; String d=new String("hello"); System.out.println(a==b); System.out.println("hell"+"ow"==c 阅读全文
posted @ 2020-07-12 23:43 qetuo[ 阅读(1903) 评论(0) 推荐(0) 编辑