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新手问题 ruby 负整数的二进制表示

czj · March 13, 2019 · Last by luikore replied at March 14, 2019 · 1016 hits 
irb(main):044:0> '%b' % -1
=> "..1"

为什么是 "..1"

luikore #1 March 14, 2019

你可以 ri String.format 看看为什么

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