gtime

package
v0.0.0-...-f3abbe6 Latest Latest
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 Go to latest Published: Sep 27, 2020 License: MIT Imports: 21 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	Day     = 24 * time.Hour
	Week    = 7 * Day
	Month30 = 30 * Day
	Year365 = 365 * Day
)
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const TimeLayout_FULL = "2006-01-02 15:04:05.999999999 -0700 MST"
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const TimeLayout_MM_DD_HH = "15:04:05"
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const TimeLayout_YYYY = "2006"
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const TimeLayout_YYYY_MM = "2006-01"
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const TimeLayout_YYYY_MM_DD = "2006-01-02"
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const TimeLayout_YYYY_MM_DD_HH = "2006-01-02 15"
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const TimeLayout_YYYY_MM_DD_HH_mm = "2006-01-02 15:04"
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const TimeLayout_YYYY_MM_DD_HH_mm_SS = "2006-01-02 15:04:05"
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const TimeLayout_YYYY_MM_DD_HH_mm_SS_NS = "2006-01-02 15:04:05.999999999"

Variables

View Source 
var (
	EpochBeginTime time.Time = EpochSecToTime(0)              // 1970-01-01 00:00:00 +0000 UTC
	EpochBeginDate Date      = Date(19700101)                 // 0001-01-01 00:00:00 +0000 UTC
	ZeroTime       time.Time = time.Time{}                    // 0001-01-01 00:00:00 +0000 UTC
	ZeroDate       Date      = TimeToDate(ZeroTime, time.UTC) // 0001-01-01 00:00:00 +0000 UTC
	ZeroYearMonth  YearMonth = 0                              // 0000-00
	ZeroDateRange  DateRange = DateRange{Begin: ZeroDate, End: ZeroDate}
)
View Source 
var (
	TimeZoneAsiaShanghai, _ = time.LoadLocation("Asia/Shanghai")
)

Functions

func AfterEqual 

func AfterEqual(a, b time.Time) bool

func BeforeEqual 

func BeforeEqual(a, b time.Time) bool

func CountDays 

func CountDays(begin, end time.Time) int

get how many days across begin time and end time

func CountWorkDays 

func CountWorkDays(begin, end time.Time) int

this is not accurate, holidays(christmas, thanks giving day, spring festival...) are marked as workday

func CountWorkDaysThisWeekFrom 

func CountWorkDaysThisWeekFrom(from time.Weekday) int

* 

    Count how many work days from a specified Weekday in this week

    Weekday-Index 	Weekday 	Work-Days-From	Work-Days-To
	0 				Sunday 		5				0
	1 				Monday 		5				1
	2 				Tuesday 	4				2
	3			 	Wednesday 	3				3
	4 				Thursday 	2				4
	5 				Friday 		1				5
	6 				Saturday 	0				5

'from' is included

func CountWorkDaysThisWeekTo 

func CountWorkDaysThisWeekTo(to time.Weekday) int

'to' is included

func CurrentUnixMillis 

func CurrentUnixMillis() uint32

returns current time in milliseconds

func DateValid 

func DateValid(year, month, day int) bool

check if date is valid invalid date example: 2018-2-30

func DaysBetween 

func DaysBetween(since, to time.Time) (exactDays float64, biggerDays, smallerDays int)

计算两个时间直接的间隔天数，不足一天的算一天称为biggerDays，不足一天不计算称为smallerDays

func DetectBestLayout 

func DetectBestLayout(in []ElegantTime) string

func DetectBestLayoutRaw 

func DetectBestLayoutRaw(in []time.Time) string

func ElapsedTimeInDay 

func ElapsedTimeInDay(tm time.Time) time.Duration

func EpochMillisToTime 

func EpochMillisToTime(millis int64) time.Time

func EpochNsecToTime 

func EpochNsecToTime(nsec int64) time.Time

func EpochSecToTime 

func EpochSecToTime(sec int64) time.Time

func FormatDay 

func FormatDay(tm time.Time) string

func GetLocalTimezone 

func GetLocalTimezone() (int, error)

func GetMonthDays 

func GetMonthDays(year, month int) int

getMonthDays 获取月份对应的月份天数

func GetMonthDuration 

func GetMonthDuration(year, month int) time.Duration

func GetNetTimeInLocalONLINE 

func GetNetTimeInLocalONLINE() (time.Time, error)

Get network time in local machine timezone

func GetNetTimeInUTCONLINE 

func GetNetTimeInUTCONLINE() (time.Time, error)

Get network time in UTC

func GetSystemUptime 

func GetSystemUptime() (uint64, error)

func GetYearDuration 

func GetYearDuration(year int) time.Duration

func HasDuplicated 

func HasDuplicated(times []time.Time, accuracy time.Duration) (bool, error)

func IsEpochBeginning 

func IsEpochBeginning(tm time.Time) bool

不可以用tm.Seconds() 和 tm.Nanoseconds()作为判断标准， 因为这两个都只是钟表刻度盘上的零头而已 1970-01-01 00:00:00 +0000 UTC

func IsLeapYear 

func IsLeapYear(year int) bool

isLearYear 判断年份是否是润年

func IsWorkDay 

func IsWorkDay(tm time.Time) bool

func IsZero 

func IsZero(tm time.Time) bool

0001-01-01 00:00:00 +0000 UTC

func LeftTimeInDay 

func LeftTimeInDay(tm time.Time) time.Duration

func MaxTime 

func MaxTime(a time.Time, b ...time.Time) time.Time

func MicrosToMillis 

func MicrosToMillis(micros int64) int64

func MillisToDuration 

func MillisToDuration(millis int64) time.Duration

func MillisToMicros 

func MillisToMicros(millis int64) int64

func MillisToNsec 

func MillisToNsec(millis int64) int64

func MinTime 

func MinTime(a time.Time, b ...time.Time) time.Time

func MulDuration 

func MulDuration(size int64, unit time.Duration) time.Duration

Convert int64 type duration to duration type MulDuration(3, time.Second) -> 3 seconds duration

func NsecToDuration 

func NsecToDuration(nsec int64) time.Duration

func NsecToMillis 

func NsecToMillis(nsec int64) int64

func NsecToSec 

func NsecToSec(nsec int64) int64

func ParseDatetimeStringFuzz 

func ParseDatetimeStringFuzz(datetimeString string) (time.Time, error)

3rd choice package: github.com/olebedev/when Parse human readable date time string to machine-oriented time - unix timestamp

func ParseTimezoneCode 

func ParseTimezoneCode(tz string) (offset int, err error)

func PrettyFormat 

func PrettyFormat(d time.Duration) string

time.Duaration.String() = "354h22m3.24s" PrettyFormat() = "2 weeks 18 hours 22 minutes 3 seconds"

func RoundEarlier 

func RoundEarlier(t time.Time, d time.Duration) time.Time

RoundEarlier("2017-01-07 09:35:00 +0000 UTC", 20 * time.Minute) -> "2017-01-07 09:20:00 +0000 UTC"

func RoundLater 

func RoundLater(t time.Time, d time.Duration) time.Time

RoundLater("2017-01-07 09:35:00 +0000 UTC", 20 * time.Minute) -> "2017-01-07 09:40:00 +0000 UTC"

func SetLocalTimezone 

func SetLocalTimezone(timezone int) error

func SetSystemTimeROOT 

func SetSystemTimeROOT(t time.Time) error

func SortTimes 

func SortTimes(in []time.Time) []time.Time

func StringHumanReadable 

func StringHumanReadable(duration time.Duration) string

func StringTimeZone 

func StringTimeZone(tm time.Time, tz time.Location) string

func Sub 

func Sub(t time.Time, d time.Duration) time.Time

func SyncNetTimeONLINEROOT 

func SyncNetTimeONLINEROOT() error

Get network time and update time for local machine This API must run as root/admin， 但不知道Windows下是不是也是如此 有时警告有时不警告，内容为，sudo: timestamp too far in the future

func ThisMonthString 

func ThisMonthString() string

func TimeToEpochMillis 

func TimeToEpochMillis(t time.Time) int64

func TimeToEpochNsec 

func TimeToEpochNsec(t time.Time) int64

func TimeToEpochSec 

func TimeToEpochSec(t time.Time) int64

func TimeToIntYYYYMMDDHHMM 

func TimeToIntYYYYMMDDHHMM(t time.Time) int

func UnixNanoToTime 

func UnixNanoToTime(un int64, loc *time.Location) time.Time

tm.UnixNano()的逆运算

func VerifySystemTimeWithNtpOL 

func VerifySystemTimeWithNtpOL(intervalAllowed time.Duration) error

Types

type Clock 

type Clock interface {
	Name() string
	Now() time.Time
	Sleep(d time.Duration)
	Set(tm time.Time) error
}

func NewClock 

func NewClock(clockName string) (Clock, error)

type Date 

type Date int32

func MaxDate 

func MaxDate(a, b Date) Date

func MinDate 

func MinDate(a, b Date) Date

func NewDate 

func NewDate(year, month, day int) (Date, error)

func NewDatePanic 

func NewDatePanic(year, month, day int) Date

func ParseDateString 

func ParseDateString(s string, strict bool) (Date, error)

strict == true : only can parse ISO standard date: "YYYY-MM-DD" strict == false : fuzzy parse date: "YYYY-MM-DD" or "YYYY.M.D"

func TimeToDate 

func TimeToDate(tm time.Time, loc *time.Location) Date

func Today 

func Today(loc *time.Location) Date

func Yesterday 

func Yesterday(loc *time.Location) Date

func (Date) AddDays 

func (d Date) AddDays(days int) Date

func (Date) After 

func (d Date) After(cmp Date) bool

func (Date) AfterEqual 

func (d Date) AfterEqual(cmp Date) bool

func (Date) Before 

func (d Date) Before(cmp Date) bool

func (Date) BeforeEqual 

func (d Date) BeforeEqual(cmp Date) bool

func (Date) Day 

func (d Date) Day() int

func (Date) Equal 

func (d Date) Equal(cmp Date) bool

func (Date) IntYYYYMMDD 

func (d Date) IntYYYYMMDD() int

func (Date) IsZero 

func (d Date) IsZero() bool

func (Date) MarshalJSON 

func (d Date) MarshalJSON() ([]byte, error)

func (Date) Month 

func (d Date) Month() time.Month

func (Date) NextDay 

func (d Date) NextDay() Date

func (Date) PreviousDay 

func (d Date) PreviousDay() Date

func (Date) String 

func (d Date) String() string

func (Date) StringYYYYMMDD 

func (d Date) StringYYYYMMDD() string

yyyymmdd Notice: 如果你写成了fmt.Sprintf("%04d%02d%02d", d.Year, d.YearMonth, d.Day)，编译也能通过 但是返回结果却是很大很大的数字，因为它们代表函数地址

func (Date) StringYYYY_MM_DD 

func (d Date) StringYYYY_MM_DD() string

yyyy-mm-dd

func (Date) Sub 

func (d Date) Sub(cmp Date) int

func (Date) ToTime 

func (d Date) ToTime(hour, minute, sec, nsec int, loc *time.Location) time.Time

func (Date) ToTimeLocation 

func (d Date) ToTimeLocation(loc *time.Location) time.Time

func (Date) ToTimeUTC 

func (d Date) ToTimeUTC() time.Time

func (Date) UnixDays 

func (d Date) UnixDays() int

days from unix epoch date

func (*Date) UnmarshalJSON 

func (d *Date) UnmarshalJSON(b []byte) error

func (Date) Year 

func (d Date) Year() int

type DateRange 

type DateRange struct {
	Begin Date
	End   Date
}

func ParseDateRangeString 

func ParseDateRangeString(s string, strict bool) (DateRange, error)

strict == true: standard date range supported only: "YYYY-MM-DD/YYYY-MM-DD" Date Range standard reference：http://www.ukoln.ac.uk/metadata/dcmi/date-dccd-odrf/ strict == false: fuzzy parse in web page parser, these formats supported: 2018-01-02 - 2018-01-03 2018-01-02 ~ 2018-01-03 2017.1.2-2017.1.7

func (DateRange) IsZero 

func (dr DateRange) IsZero() bool

func (DateRange) MarshalJSON 

func (dr DateRange) MarshalJSON() ([]byte, error)

func (DateRange) String 

func (dr DateRange) String() string

func (*DateRange) UnmarshalJSON 

func (dr *DateRange) UnmarshalJSON(b []byte) error

type ElegantTime 

type ElegantTime struct {
	// contains filtered or unexported fields
}

ElegantTime is the time.Time with JSON marshal and unmarshal capability

func NewElegantTime 

func NewElegantTime(tm time.Time, layout string) ElegantTime

func NewElegantTimeArray 

func NewElegantTimeArray(tms []time.Time, layout string) []ElegantTime

func (*ElegantTime) DetectBestLayout 

func (t *ElegantTime) DetectBestLayout() string

func (*ElegantTime) JSON 

func (t *ElegantTime) JSON() ([]byte, error)

func (*ElegantTime) JSONAutoDetect 

func (t *ElegantTime) JSONAutoDetect() ([]byte, error)

func (*ElegantTime) MarshalJSON 

func (t *ElegantTime) MarshalJSON() ([]byte, error)

MarshalJSON will marshal using 2006-01-02T15:04:05+07:00 layout

func (*ElegantTime) Raw 

func (t *ElegantTime) Raw() time.Time

func (*ElegantTime) SetLayout 

func (t *ElegantTime) SetLayout(layout string)

func (*ElegantTime) UnmarshalJSON 

func (t *ElegantTime) UnmarshalJSON(b []byte) error

UnmarshalJSON will unmarshal using 2006-01-02T15:04:05+07:00 layout

type HumanDuration 

type HumanDuration time.Duration

func ParseHumanDuration 

func ParseHumanDuration(s string) (*HumanDuration, error)

func ToHumanDuration 

func ToHumanDuration(d time.Duration) HumanDuration

func (HumanDuration) MarshalJSON 

func (d HumanDuration) MarshalJSON() ([]byte, error)

func (HumanDuration) String 

func (d HumanDuration) String() string

func (HumanDuration) ToDuration 

func (d HumanDuration) ToDuration() time.Duration

func (*HumanDuration) UnmarshalJSON 

func (d *HumanDuration) UnmarshalJSON(b []byte) error

type MockClock 

type MockClock struct {
	// contains filtered or unexported fields
}

func NewMockClock 

func NewMockClock(begin time.Time, location *time.Location) *MockClock

func (*MockClock) MockAdd 

func (m *MockClock) MockAdd(d time.Duration)

func (*MockClock) Name 

func (m *MockClock) Name() string

func (*MockClock) Now 

func (m *MockClock) Now() time.Time

func (*MockClock) Set 

func (m *MockClock) Set(t time.Time) error

func (*MockClock) SetLocation 

func (m *MockClock) SetLocation(location *time.Location)

func (*MockClock) Sleep 

func (m *MockClock) Sleep(d time.Duration)

type NtpClock 

type NtpClock struct {
	// contains filtered or unexported fields
}

func GetNtpClockONLINE 

func GetNtpClockONLINE() (*NtpClock, error)

func GetNtpSyncClockONLINE 

func GetNtpSyncClockONLINE() (*NtpClock, error)

func (*NtpClock) IsMock 

func (nc *NtpClock) IsMock() bool

func (*NtpClock) Name 

func (nc *NtpClock) Name() string

func (*NtpClock) Now 

func (nc *NtpClock) Now() time.Time

func (*NtpClock) Set 

func (nc *NtpClock) Set(tm time.Time) error

func (*NtpClock) Sleep 

func (nc *NtpClock) Sleep(d time.Duration)

type SysClock 

type SysClock struct {
}

func GetSysClock 

func GetSysClock() *SysClock

func (*SysClock) Name 

func (sc *SysClock) Name() string

func (*SysClock) Now 

func (sc *SysClock) Now() time.Time

func (*SysClock) Set 

func (sc *SysClock) Set(tm time.Time) error

func (*SysClock) Sleep 

func (sc *SysClock) Sleep(d time.Duration)

type TimeMap 

type TimeMap struct {
	// contains filtered or unexported fields
}

func NewTimeMap 

func NewTimeMap(times []time.Time) *TimeMap

func (*TimeMap) Add 

func (m *TimeMap) Add(tm time.Time)

func (*TimeMap) Exist 

func (m *TimeMap) Exist(tm time.Time) bool

func (*TimeMap) Export 

func (m *TimeMap) Export(loc *time.Location) []time.Time

type YearMonth 

type YearMonth int32

func NewYearMonth 

func NewYearMonth(year, month int) (YearMonth, error)

func ParseYearMonthInt 

func ParseYearMonthInt(ym int) (YearMonth, error)

func ParseYearMonthString 

func ParseYearMonthString(s string) (YearMonth, error)

support formats: 201601, 2016-01

func TimeToMonth 

func TimeToMonth(tm time.Time) YearMonth

NOTICE: 不同的时区可能是不同的月份

func (*YearMonth) Equal 

func (ym *YearMonth) Equal(cmp YearMonth) bool

func (*YearMonth) Int 

func (ym *YearMonth) Int() int

func (*YearMonth) IsZero 

func (ym *YearMonth) IsZero() bool

func (YearMonth) MarshalJSON 

func (ym YearMonth) MarshalJSON() ([]byte, error)

func (*YearMonth) Month 

func (ym *YearMonth) Month() time.Month

func (YearMonth) String 

func (ym YearMonth) String() string

func (*YearMonth) StringYYYYMM 

func (ym *YearMonth) StringYYYYMM() string

yyyymm

func (*YearMonth) StringYYYY_MM 

func (ym *YearMonth) StringYYYY_MM() string

yyyy-mm

func (*YearMonth) ToTime 

func (ym *YearMonth) ToTime(day, hour, minute, sec, nsec int, tz time.Location) time.Time

func (*YearMonth) ToTimeDefault 

func (ym *YearMonth) ToTimeDefault() time.Time

func (*YearMonth) UnmarshalJSON 

func (ym *YearMonth) UnmarshalJSON(b []byte) error

func (*YearMonth) Year 

func (ym *YearMonth) Year() int

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