HDate class

HDate models a date (day in year) tag value.

See Project Haystack

Inheritance

• Object
• HVal
• HDate

Constructors

HDate(int year, int month, int day)

Construct from basic fields

factory

HDate.fromDateTime(DateTime dt)

Construct from Dart DateTime instance

factory

HDate.fromString(String s)

Parse from string fomat "YYYY-MM-DD" or raise ParseError

factory

Properties

day → int

Day of month as 1-31

final

hashCode → int

Hash is based on year, month, day

no setter, override

month → int

Month as 1-12 (Jan is 1, Dec is 12)

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

year → int

Four digit year such as 2011

final

Methods

compareTo(Object that) → int

Returns sort order as negative, 0, or positive

override

encode(StringBuffer s) → void

Package private implementation shared with HDateTime

midnight(HTimeZone tz) → HDateTime

Convert this date into HDateTime for midnight in given timezone.

minusDays(int numDays) → HDate

Returns date in past given number of days

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

plusDays(int numDays) → HDate

Returns date in future given number of days

toJson() → String

Encodes as "d:YYYY-MM-DD"

override

toString() → String

String format is for human consumption only.

inherited

toZinc() → String

Encodes as "YYYY-MM-DD"

override

weekday() → int

Returns day of week: Sunday is 1, Saturday is 7

Operators

operator ==(Object that) → bool

Equals is based on year, month, day

override

Static Properties

daysInMon → List<int>

final

daysInMonLeap → List<int>

final

Static Methods

daysInMonth(int year, int mon) → int

Returns number of days in given year (xxxx) and month (1-12)

isLeapYear(int year) → bool

Returns if given year a leap year

today(HTimeZone tz) → HDate

Get HDate for current time in default timezone