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mask计算错误

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当mask = 11011000的时候，mask |= mask >> 2这个时候的值应该为11111110
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Jingui Ren 2018-09-18 10:31:09 +00:00 committed by GitHub
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notes/Java 容器.md
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@ -738,7 +738,7 @@ HashMap 构造函数允许用户传入的容量不是 2 的 n 次方，因为它
``` ```
mask |= mask >> 1 11011000 mask |= mask >> 1 11011000
mask |= mask >> 2 11111100 mask |= mask >> 2 11111110
mask |= mask >> 4 11111111 mask |= mask >> 4 11111111
``` ```