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利用AI工具搭建棋牌作弊器

6 Oct, 16:24

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位运算符
MySQL包含了6个专门用于位操作的运算符
"|"运算符用于执行一个位or操作,而&用于执行一个位and操作。
select 16|32,9|4;//结果为48,13
select 30 & 10,8 & 16;//结果10,0
还可以分别使用运算符向左和向右移动位。
select 11;//结果为128,32
^运算符执行位xor操作
select 1^0,0^1,17^9,143^66;//结果为1,1,24,205
~运算符执行位取反操作,并返回64位整型结果
select ~18446744073709551614,~1;//结果为1,18446744073709551614


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