Java概念

Java概念 *************************************** 开始 ********** ******************************************** Java证书说明-1-运算符和优先级 & and | do not short circuit the expression but && and || do. Bitwise operator  Bitwise and (&) --> all bits are set, result is set Bitwise or(|) --> any bit is set, result is set Bitwise xor(^) --> one or more bit but not all bits is/are set, result will be set Bitwise on