DateTimeExtension extension

Extensions on DateTime for common date manipulations.

on

• DateTime

Properties

isInFuture → bool

Available on DateTime, provided by the DateTimeExtension extension

Returns true when this date is after the current moment.

no setter

isInPast → bool

Available on DateTime, provided by the DateTimeExtension extension

Returns true when this date is before the current moment.

no setter

Methods

addDays(int amount) → DateTime

Available on DateTime, provided by the DateTimeExtension extension

Adds amount days while preserving the time components.

addHours(int amount) → DateTime

Available on DateTime, provided by the DateTimeExtension extension

Adds amount hours while preserving the other components.

asUtc() → DateTime

Available on DateTime, provided by the DateTimeExtension extension

Builds a UTC DateTime using this date's components.

countDays([DateTime? differenceDateTime]) → int

Available on DateTime, provided by the DateTimeExtension extension

Returns elapsed days between this date and differenceDateTime.

countHours([DateTime? differenceDateTime]) → int

Available on DateTime, provided by the DateTimeExtension extension

Returns elapsed hours between this date and differenceDateTime.

countMinutes([DateTime? differenceDateTime]) → int

Available on DateTime, provided by the DateTimeExtension extension

Returns elapsed minutes between this date and differenceDateTime.

countMonths([DateTime? differenceDateTime]) → int

Available on DateTime, provided by the DateTimeExtension extension

Returns elapsed months between this date and differenceDateTime.

countSeconds([DateTime? differenceDateTime]) → int

Available on DateTime, provided by the DateTimeExtension extension

Returns elapsed seconds between this date and differenceDateTime.

countWeeks([DateTime? differenceDateTime]) → int

Available on DateTime, provided by the DateTimeExtension extension

Returns elapsed weeks between this date and differenceDateTime.

countYears([DateTime? differenceDateTime]) → int

Available on DateTime, provided by the DateTimeExtension extension

Returns elapsed years between this date and differenceDateTime.

currentTimeStamp() → int

Available on DateTime, provided by the DateTimeExtension extension

Returns this date as a Unix timestamp in seconds.

dayOfYear() → int

Available on DateTime, provided by the DateTimeExtension extension

Returns the day of the year (1 for January 1st, 365/366 for December 31st).

endOfDay() → DateTime

Available on DateTime, provided by the DateTimeExtension extension

Create a new date setting hour to 23, minute to 59, and second to 59.

firstDayOfMonth() → DateTime

Available on DateTime, provided by the DateTimeExtension extension

Create a new first date of this month.

firstDayOfWeek() → DateTime

Available on DateTime, provided by the DateTimeExtension extension

Create a new first date of this week.

isFirstDayOfMonth() → bool

Available on DateTime, provided by the DateTimeExtension extension

Returns true when this date is the first day of its month.

isLastDayOfMonth() → bool

Available on DateTime, provided by the DateTimeExtension extension

Returns true when this date is the last day of its month.

isoWeekOfYear() → int

Available on DateTime, provided by the DateTimeExtension extension

Returns the ISO 8601 week number of the year.

isSameWeek(DateTime other) → bool

Available on DateTime, provided by the DateTimeExtension extension

Returns true when other falls in the same ISO week as this date.

isToday() → bool

Available on DateTime, provided by the DateTimeExtension extension

Returns true when this date falls on today (local calendar day).

isTomorrow() → bool

Available on DateTime, provided by the DateTimeExtension extension

Returns true when this date falls on tomorrow (local calendar day).

isYesterday() → bool

Available on DateTime, provided by the DateTimeExtension extension

Returns true when this date falls on yesterday (local calendar day).

lastDayOfMonth() → DateTime

Available on DateTime, provided by the DateTimeExtension extension

Create a new last date of this month.

lastDayOfWeek() → DateTime

Available on DateTime, provided by the DateTimeExtension extension

Create a new last date of this week.

monthName({bool isHalfName = false}) → String

Available on DateTime, provided by the DateTimeExtension extension

Returns the month name for this date.

nextMonth() → DateTime

Available on DateTime, provided by the DateTimeExtension extension

Create a new date with next month values.

nextWeek() → DateTime

Available on DateTime, provided by the DateTimeExtension extension

Create a new date with next week values.

nextYear() → DateTime

Available on DateTime, provided by the DateTimeExtension extension

Create a new date with next year values.

onlyDate() → DateTime

Available on DateTime, provided by the DateTimeExtension extension

Create a new date with only date value (0 for hour, minute and second).

onlyTime() → DateTime

Available on DateTime, provided by the DateTimeExtension extension

Create a new date with only time value (0 for year, month and day).

previousMonth() → DateTime

Available on DateTime, provided by the DateTimeExtension extension

Create a new date with previous month values.

previousWeek() → DateTime

Available on DateTime, provided by the DateTimeExtension extension

Create a new date with previous week values.

previousYear() → DateTime

Available on DateTime, provided by the DateTimeExtension extension

Create a new date with previous year values.

startOfDay() → DateTime

Available on DateTime, provided by the DateTimeExtension extension

Create a new date setting hour, minute and second to 0.

timeZoneOffSet() → String

Available on DateTime, provided by the DateTimeExtension extension

Returns the timezone offset formatted as ±HH:mm (e.g. +05:30).

tomorrow() → DateTime

Available on DateTime, provided by the DateTimeExtension extension

Create a new date with tomorrow values.

toTimeAmPm() → String

Available on DateTime, provided by the DateTimeExtension extension

Returns the time in 12-hour AM/PM format (e.g. "02:30 Pm").

weekdayName({bool isHalfName = false}) → String

Available on DateTime, provided by the DateTimeExtension extension

Returns the weekday name for this date.

weekOfYear() → int

Available on DateTime, provided by the DateTimeExtension extension

Returns the week number of the year, counting from January 1st.

yesterday() → DateTime

Available on DateTime, provided by the DateTimeExtension extension

Create a new date with yesterday values.