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Ruby 有 随机从序列中选出一个元素的方法么
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新手问题
Ruby 有 随机从序列中选出一个元素的方法么
guaishushu
·
August 02, 2012
· Last by
guaishushu
replied at
August 02, 2012
· 2079 hits
类似 Python 的 random.choice
jjym
#0
August 02, 2012
Array#sample
guaishushu
#1
August 02, 2012
#1 楼
@
jjym
好的 谢谢 原来我 textmate 默认 1.8.3 所以老报错
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