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golang: makeASCIISet 和 contains 方法. 妙!
uncat
·
Oct 24, 2019
· 1084 views
This topic created in 2405 days ago, the information mentioned may be changed or developed.
一个比特位代表一个 ASCII 字符. 用于构建快速查询的表. 比如切割开头的指定字符集.
asciiset 数组的前 4 位. 用于对应 0-31 32-63 64-95 96-127 的所有 ASCII 字符.
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比特位
Golang
ASCII
contains
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