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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 · 2073 hits

类似 Python 的 random.choice

jjym #1 August 02, 2012

Array#sample

guaishushu #2 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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