新手问题 新人求问,这句计算时间差的语句错在哪?

mbren · August 02, 2017 · Last by mbren replied at August 02, 2017 · 1094 hits

语句:elsif((Datetime.parse("Dec click_this_time") - Datetime.parse("Dec click_last_time"))/3600 > 24)

错误提示:uninitialized constant CourseWaresController::Datetime

DateTime ?

另外这个判断,单独写比较好。 比如 longer_than_xx? = (Datetime.parse("Dec click_this_time") - Datetime.parse("Dec click_last_time"))/3600 > 24

Reply to yfractal

谢谢,解决了。

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