我将以下守则用于归还一些编号,但并非人类可读。 我如何将其改为<条码>x小时×秒钟>格式?
ruby-1.9.2-p0 > Time.now.end_of_day() -Time.now
=> 31612.235963075
我将以下守则用于归还一些编号,但并非人类可读。 我如何将其改为<条码>x小时×秒钟>格式?
ruby-1.9.2-p0 > Time.now.end_of_day() -Time.now
=> 31612.235963075
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