DateTimeExtensions extension

Provides extended methods for DateTime.

DateTime用の拡張メソッドを提供します。

on

Properties

weekNumber → int
Gets the ISO 8601 week number from DateTime.
no setter

Methods

age([DateTime? today]) → DateDuration
Returns the age at today (or current time) for the date.
dateToNextBirthday([DateTime? target]) → DateDuration
Returns the period until the next year date at target (or current time) for a date.
E() → String
Parse from DateTime to String corresponding to an Intl DateFormat.
format(String format) → String
Parses DateTime to String by passing format corresponding to the Intl DateFormat.
HHmm() → String
Parse from DateTime to String corresponding to an Intl DateFormat.
HHmmss() → String
Parse from DateTime to String corresponding to an Intl DateFormat.
isThisDay([DateTime? dateTime]) → bool
Returns true if the date is the same as a specific dateTime or the current time.
isThisHour([DateTime? dateTime]) → bool
Returns true if the time is the same as a specific dateTime or the current time.
isThisMinute([DateTime? dateTime]) → bool
Returns true if the minute is the same as a specific dateTime or the current time.
isThisMonth([DateTime? dateTime]) → bool
Returns true if the month is the same as a specific dateTime or the current time.
isThisSecond([DateTime? dateTime]) → bool
Returns true if the second is the same as a specific dateTime or the current time.
isThisYear([DateTime? dateTime]) → bool
Returns true if the year is the same as a specific dateTime or the current time.
isToday([DateTime? dateTime]) → bool
toDate() → DateTime
Create a new DateTime by extracting only the year and month from DateTime.
toDateID() → String
Converts from DateTime to a String of the form 20221223.
toDateTimeID() → String
Converts from DateTime to a String of the form 20221223102331.
toUnUtc() → DateTime
Treats DateTime, which is not defined as UTC due to parsing, as UTC and converts it to local time.
yyyyMM() → String
Parse from DateTime to String corresponding to an Intl DateFormat.
yyyyMMdd() → String
Parse from DateTime to String corresponding to an Intl DateFormat.
yyyyMMddHHmm() → String
Parse from DateTime to String corresponding to an Intl DateFormat.
yyyyMMddHHmmss() → String
Parse from DateTime to String corresponding to an Intl DateFormat.