datetime

package

v0.5.8 Latest Latest Go to latest Published: Jun 26, 2026 License: Apache-2.0 Imports: 2 Imported by: 0

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github.com/khan-lau/kutils

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Documentation ¶

Overview ¶

精确到s的时间范围计算

Index ¶

Constants
func DayFirst(time Time.Time) uint64
func DayLast(time Time.Time) uint64
func FirstAndLastDay(time Time.Time) (uint64, uint64)
func FirstAndLastHour(time Time.Time) (uint64, uint64)
func FirstAndLastMinute(time Time.Time) (uint64, uint64)
func FirstAndLastMonth(time Time.Time) (uint64, uint64)
func FirstAndLastWeek(time Time.Time) (uint64, uint64)
func FirstAndLastYear(time Time.Time) (uint64, uint64)
func HourFirst(time Time.Time) uint64
func HourLast(time Time.Time) uint64
func MinuteFirst(time Time.Time) uint64
func MinuteLast(time Time.Time) uint64
func MonthDays(time Time.Time) uint
func MonthFirst(time Time.Time) uint64
func MonthLast(time Time.Time) uint64
func WeekFirst(time Time.Time) uint64
func WeekLast(time Time.Time) uint64
func YearDays(time Time.Time) uint
func YearFirst(time Time.Time) uint64
func YearLast(time Time.Time) uint64
type Duration
type RecordItem
type TimeSlice
- func SplitDuration(start, end Time.Time, duration Duration) []*TimeSlice
- func SplitNaturalDuration(start, end Time.Time, unit uint, duration Duration) []*TimeSlice
- func SplitUnnaturalDuration(start, end Time.Time, unit uint, duration Duration) []*TimeSlice

Constants ¶

View Source

const (
	DATETIME_FORMATTER          = "2006-01-02 15:04:05"
	DATETIME_FORMATTER_Mill     = "2006-01-02 15:04:05.000"
	DATETIME_TIMEZONE_FORMATTER = "2006-01-02 15:04:05 -0700"
)

Variables ¶

This section is empty.

Functions ¶

func DayFirst ¶

func DayFirst(time Time.Time) uint64

当前时间所在天的起始秒时间戳

func DayLast ¶

func DayLast(time Time.Time) uint64

当前时间所在天的结束秒时间戳

func FirstAndLastDay ¶

func FirstAndLastDay(time Time.Time) (uint64, uint64)

取1天的开始时间与结束时间

func FirstAndLastHour ¶

func FirstAndLastHour(time Time.Time) (uint64, uint64)

取1小时的开始时间与结束时间

func FirstAndLastMinute ¶

func FirstAndLastMinute(time Time.Time) (uint64, uint64)

取1分钟的开始时间与结束时间

func FirstAndLastMonth ¶

func FirstAndLastMonth(time Time.Time) (uint64, uint64)

取1个月的开始时间与结束时间

func FirstAndLastWeek ¶

func FirstAndLastWeek(time Time.Time) (uint64, uint64)

取1周的开始时间与结束时间

func FirstAndLastYear ¶

func FirstAndLastYear(time Time.Time) (uint64, uint64)

取1年的开始时间与结束时间

func HourFirst ¶

func HourFirst(time Time.Time) uint64

当前时间所在小时的起始秒时间戳

func HourLast ¶

func HourLast(time Time.Time) uint64

当前时间所在小时的结束秒时间戳

func MinuteFirst ¶

func MinuteFirst(time Time.Time) uint64

当前时间所在分的起始秒时间戳

func MinuteLast ¶

func MinuteLast(time Time.Time) uint64

当前时间所在分的结束秒时间戳

func MonthDays ¶

func MonthDays(time Time.Time) uint

获取指定时间所在月份的天数

func MonthFirst ¶

func MonthFirst(time Time.Time) uint64

当前时间所在月的起始秒时间戳

func MonthLast ¶

func MonthLast(time Time.Time) uint64

当前时间所在月的结束秒时间戳

func WeekFirst ¶

func WeekFirst(time Time.Time) uint64

当前时间所在周的起始秒时间戳

func WeekLast ¶

func WeekLast(time Time.Time) uint64

func YearDays ¶

func YearDays(time Time.Time) uint

获取指定时间所在年份的天数

func YearFirst ¶

func YearFirst(time Time.Time) uint64

当前时间所在年的起始秒时间戳

func YearLast ¶

func YearLast(time Time.Time) uint64

当前时间所在年的起始秒时间戳

Types ¶

type Duration ¶

type Duration int64

const (
	NONE   Duration = 0
	SECOND Duration = 1
	MINUTE Duration = 2
	HOUR   Duration = 3
	DAY    Duration = 4
	WEEK   Duration = 5
	MONTH  Duration = 6
	YEAR   Duration = 7
)

type RecordItem ¶

type RecordItem struct {
	Timestamp uint64  // 时间戳, 精确到s
	Value     float64 // 值
	IsNull    bool    // 是否为空值
}

type TimeSlice ¶

type TimeSlice struct {
	Start uint64 // 时间戳, 精确到s
	End   uint64 // 时间戳, 精确到s
	Tag   any    // 结果集

}

func SplitDuration ¶

func SplitDuration(start, end Time.Time, duration Duration) []*TimeSlice

按指定时间间隔进行1个自然周期的切割

参数

start: 开始时间
end: 结束时间
duration: 时间间隔周期

返回值

[]*TimeSlice: 切割后的时间片段

func SplitNaturalDuration ¶

func SplitNaturalDuration(start, end Time.Time, unit uint, duration Duration) []*TimeSlice

按指定时间间隔进行自然周期的切割

参数

start: 开始时间
end: 结束时间
unit: 间隔数量, 时间间隔等于 unit * duration
duration: 时间间隔周期

返回值

[]*TimeSlice: 切割后的时间片段

func SplitUnnaturalDuration ¶

func SplitUnnaturalDuration(start, end Time.Time, unit uint, duration Duration) []*TimeSlice

按指定时间间隔进行非自然周期的切割

参数

start: 开始时间
end: 结束时间
unit: 时间间隔单位
duration: 时间间隔周期

返回值

[]*TimeSlice: 切割后的时间片段

Source Files ¶

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