This question already has answers here:
What are bitwise operations?
(4个答案)
5年前关闭。
有人可以解释一下为什么
在这种情况下,我不了解&运算符的逻辑。
谢谢!
&说1和1为true(即1),其余组合为false(即0)
(4个答案)
5年前关闭。
有人可以解释一下为什么
System.out.println((12 & 9));
打印8
吗?在这种情况下,我不了解&运算符的逻辑。
谢谢!
最佳答案
It is Binary representation. (Machine Understandable language)
Here first place resembles value - 1 (Right to Left)
Second place resembles value - 2 (Right to Left)
Third place resembles value - 4 (Right to Left)
Fourth place resembles value - 8 (Right to Left)
&说1和1为true(即1),其余组合为false(即0)
12 - 1100
9 - 1001
===============
8 - 1000
10-06 09:36