func (this *TimeFrame) parseThisNUnits(n int, units string) bool {
n = n - 1
switch units {
case "minutes":
this.Start = now.BeginningOfMinute().Add(time.Duration(-n) * time.Minute)
this.End = now.EndOfMinute()
case "hours":
this.Start = now.BeginningOfHour().Add(time.Duration(-n) * time.Hour)
this.End = now.EndOfHour()
case "days":
this.Start = now.BeginningOfDay().AddDate(0, 0, -n)
this.End = now.EndOfDay()
case "weeks":
this.Start = now.BeginningOfWeek().AddDate(0, 0, -n*7)
this.End = now.EndOfWeek()
case "months":
this.Start = now.BeginningOfMonth().AddDate(0, -n, 0)
this.End = now.EndOfMonth()
case "years":
this.Start = now.BeginningOfYear().AddDate(-n, 0, 0)
this.End = now.EndOfYear()
default:
return false
}
return true
}
func main() {
n := time.Now()
// 標準ライブラリでフォーマットする
fmt.Println(n) // 2016-03-25 19:05:54.785208 +0900 JST
fmt.Println(n.Format("2006-01-02")) // 2016-03-25
fmt.Println(n.Format("2006-01-02 15:04:05")) // 2016-03-25 19:05:54
fmt.Println(n.Format(time.ANSIC)) // Fri Mar 25 19:05:54 2016
fmt.Println(n.Format(time.RubyDate)) // Fri Mar 25 19:05:54 +0900 2016
fmt.Println(n.Format(time.RFC3339)) // 2016-03-25T19:05:54+09:00
// timeutil を使ってフォーマットする
fmt.Println(timeutil.Strftime(&n, "%Y-%m-%d")) // 2016-03-25
fmt.Println(timeutil.Strftime(&n, "%a %b %d %H:%M:%S %Y")) // Fri Mar 25 19:05:54 2016
// now を使って日付計算をする
// 普通に変数名で `now` を使ってると名前解決ができないため、気を付ける必要がありそう
fmt.Println(now.BeginningOfMonth()) // 2016-03-01 00:00:00 +0900 JST
fmt.Println(now.EndOfMonth()) // 2016-03-31 23:59:59.999999999 +0900 JST
}
