怎样求2个日期间隔的工作日数?

原創 iteye_14993 2020-07-07 02:35
已知:上班时间为9:00,下班时间表7:30,中午休息1个小时,工作7.5小时
则2009-04-08 9:00 ~ 2009-04-13 18:30的间隔工作日数为:4
分析:04-08 9:00~17:30 1天
04-09 9:00~17:30 1天
04-10 9:00~17:30 1天
04-11 双休
04-12 双休
04-13 9:00~18:30 1天

这个算法怎样实现?????
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