随笔分类 -  Java

摘要：== equals 解释 a b true true a c false true a e true true a g true true f g false true String a = "hello2";String b = "hello2";String c = new String("hello2");f... 阅读全文

摘要：然后按"Ctrl+Shift+Alt+S"打开项目配置，设置Modules的Language Level为"8"： 阅读全文

摘要：public class IntegerExchange { public static void main(String[] args) { int a = -6; for (int i=0; i>>i)>>>(31-i); System.out.print(t); } System.out.p... 阅读全文