golang 通过ISOWeek翻转得到周的日期时间
发布时间:2020-12-16 18:18:01 所属栏目:大数据 来源:网络整理
导读:func firstDayOfISOWeek(year int,week int,timezone * time .Location) time .Time { date := time .Date(year, 0 ,timezone) isoYear,isoWeek := date .ISOWeek() for date .Weekday() != time .Monday { // iterate back to Monday date = date .AddDate(
func firstDayOfISOWeek(year int,week int,timezone *time.Location) time.Time {
date := time.Date(year,0,timezone)
isoYear,isoWeek := date.ISOWeek()
for date.Weekday() != time.Monday { // iterate back to Monday
date = date.AddDate(0,-1)
isoYear,isoWeek = date.ISOWeek()
}
for isoYear < year { // iterate forward to the first day of the first week
date = date.AddDate(0,1)
isoYear,isoWeek = date.ISOWeek()
}
for isoWeek < week { // iterate forward to the first day of the given week
date = date.AddDate(0,isoWeek = date.ISOWeek()
}
return date
}
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