DateTime.ordinal([year=-4712[, yday=1[, hour=0[, minute=0[, second=0[, offset=0[, start=Date::ITALY]]]]]]]) â datetime Class Public methods Creates a date-time object denoting the given ordinal date. DateTime.ordinal(2001,34) #=> #<DateTime: 2001-02-03T00:00:00+00:00 ...> DateTime.ordinal(2001,34,4,5,6,'+7') #=> #<DateTime: 2001-02-03T04:05:06+07:00 ...> DateTime.ordinal(2001,-332,-20,-55,-54,'+7') #=> #<

DateTime.now([start=Date::ITALY]) â datetime Class Public methods Creates a date-time object denoting the present time. DateTime.now #=> #<DateTime: 2011-06-11T21:20:44+09:00 ...>

DateTime.new([year=-4712[, month=1[, mday=1[, hour=0[, minute=0[, second=0[, offset=0[, start=Date::ITALY]]]]]]]]) â datetime Class Public methods Creates a date-time object denoting the given calendar date. DateTime.new(2001,2,3) #=> #<DateTime: 2001-02-03T00:00:00+00:00 ...> DateTime.new(2001,2,3,4,5,6,'+7') #=> #<DateTime: 2001-02-03T04:05:06+07:00 ...> DateTime.new(2001,-11,-26,-20,-55,-54,'+7') #=>

json_create(object) Class Public methods Deserializes JSON string by converting year y, month m, day d, hour H, minute M, second S, offset of and Day of Calendar Reform sg to DateTime.

DateTime.jisx0301(string='-4712-01-01T00:00:00+00:00'[, start=ITALY]) â datetime Class Public methods Creates a new Date object by parsing from a string according to some typical JIS X 0301 formats. DateTime.jisx0301('H13.02.03T04:05:06+07:00') #=> #<DateTime: 2001-02-03T04:05:06+07:00 ...>

DateTime.jd([jd=0[, hour=0[, minute=0[, second=0[, offset=0[, start=Date::ITALY]]]]]]) â datetime Class Public methods Creates a datetime object denoting the given chronological Julian day number. DateTime.jd(2451944) #=> #<DateTime: 2001-02-03T00:00:00+00:00 ...> DateTime.jd(2451945) #=> #<DateTime: 2001-02-04T00:00:00+00:00 ...> DateTime.jd(Rational('0.5')) #=> #<DateTime: -4712-01-01T12:00:00+00:00 ...>

DateTime.iso8601(string='-4712-01-01T00:00:00+00:00'[, start=ITALY]) â datetime Class Public methods Creates a new Date object by parsing from a string according to some typical ISO 8601 formats. DateTime.iso8601('2001-02-03T04:05:06+07:00') #=> #<DateTime: 2001-02-03T04:05:06+07:00 ...> DateTime.iso8601('20010203T040506+0700') #=> #<DateTime: 2001-02-03T04:05:06+07:00 ...> DateTime.iso8601('2001-W05-6T04:05:06

DateTime.httpdate(string='Mon, 01 Jan -4712 00:00:00 GMT'[, start=ITALY]) â datetime Class Public methods Creates a new Date object by parsing from a string according to some RFC 2616 format. DateTime.httpdate('Sat, 03 Feb 2001 04:05:06 GMT') #=> #<DateTime: 2001-02-03T04:05:06+00:00 ...>

DateTime.commercial([cwyear=-4712[, cweek=1[, cwday=1[, hour=0[, minute=0[, second=0[, offset=0[, start=Date::ITALY]]]]]]]]) â datetime Class Public methods Creates a date-time object denoting the given week date. DateTime.commercial(2001) #=> #<DateTime: 2001-01-01T00:00:00+00:00 ...> DateTime.commercial(2002) #=> #<DateTime: 2001-12-31T00:00:00+00:00 ...> DateTime.commercial(2001,5,6,4,5,6,'+7') #=> #<DateTime: 2001-02-03T04:05

DateTime.civil([year=-4712[, month=1[, mday=1[, hour=0[, minute=0[, second=0[, offset=0[, start=Date::ITALY]]]]]]]]) â datetime Class Public methods Creates a date-time object denoting the given calendar date. DateTime.new(2001,2,3) #=> #<DateTime: 2001-02-03T00:00:00+00:00 ...> DateTime.new(2001,2,3,4,5,6,'+7') #=> #<DateTime: 2001-02-03T04:05:06+07:00 ...> DateTime.new(2001,-11,-26,-20,-55,-54,'+7') #=>