获取时间戳所在周的开始和结束时间, 周以指定周号开始(如周一开始的一周) param t-时间戳 w-周号(0-6).

偏移量.

IntervalDays gets interval day from the beginning of that day to now.

IsSameDay returns true if timestamp ts1 & ts2 in same day.

IsSameDay returns true if timestamp ts1 & ts2 in same day.

IsThisWeek returns true if timestamp t in this day.

IsToday returns true if timestamp ts in today.

IsSameDay returns true if timestamp ts1 & ts2 in same day.

SecondsOfDay gets the beginning time of that day.

SecondsOfThisWeek gets seconds passed in this week.

SecondsOfToday get seconds passed of today.

FakeTime is a simulator for `FakeTime` in C language.

SpecificTime use specific timestamp.