valid_date?

• Class methods (100)
• ajd_to_amjd (<= v1_8_7_330)
• ajd_to_jd (<= v1_8_7_330)
• amjd_to_ajd (<= v1_8_7_330)
• civil
• civil_to_jd (<= v1_8_7_330)
• commercial
• commercial_to_jd (<= v1_8_7_330)
• complete_frags
• day_fraction_to_time (<= v1_8_7_330)
• deprecated_alias (<= v1_8_7_330)
• deprecated_class_method_alias (<= v1_8_7_330)
• fix_style (<= v1_8_7_330)
• gregorian? (<= v1_8_7_330)
• gregorian_leap?
• httpdate
• _httpdate
• iso8601
• _iso8601
• jd
• jd_to_ajd (<= v1_8_7_330)
• jd_to_civil (<= v1_8_7_330)
• jd_to_commercial (<= v1_8_7_330)
• jd_to_ld (<= v1_8_7_330)
• jd_to_mjd (<= v1_8_7_330)
• jd_to_ordinal (<= v1_8_7_330)
• jd_to_wday (<= v1_8_7_330)
• jd_to_weeknum (<= v1_8_7_330)
• jisx0301
• _jisx0301
• json_create
• julian? (<= v1_8_7_330)
• julian_leap?
• ld_to_jd (<= v1_8_7_330)
• leap?
• _load (>= v1_8_6_287)
• mjd_to_jd (<= v1_8_7_330)
• new
• new!
• new_by_frags
• now
• nth_kday
• num_pattern?
• once
• ordinal
• ordinal_to_jd (<= v1_8_7_330)
• parse
• _parse
• _parse_beat (<= v1_8_6_287)
• _parse_day
• _parse_ddd
• _parse_dot
• _parse_eu
• _parse_iso
• _parse_iso2
• _parse_jis
• _parse_mday
• _parse_mon
• _parse_sla
• _parse_sla_eu (<= v1_8_6_287)
• _parse_sla_ja (<= v1_8_6_287)
• _parse_sla_us (<= v1_8_6_287)
• _parse_time
• _parse_us
• _parse_vms
• _parse_year
• rewrite_frags
• rfc2822
• _rfc2822
• rfc3339
• _rfc3339
• rfc822
• _rfc822
• s3e
• strptime
• _strptime
• _strptime_i
• test_all (>= v2_6_3)
• test_civil (>= v2_6_3)
• test_commercial (>= v2_6_3)
• test_nth_kday (>= v2_6_3)
• test_ordinal (>= v2_6_3)
• test_unit_conv (>= v2_6_3)
• test_weeknum (>= v2_6_3)
• time_to_day_fraction (<= v1_8_7_330)
• today
• valid_civil?
• valid_commercial?
• valid_date?
• valid_date_frags?
• valid_jd?
• valid_nth_kday?
• valid_ordinal?
• valid_time?
• valid_time_frags?
• valid_weeknum?
• weeknum
• weeknum_to_jd (<= v1_8_7_330)
• xmlschema
• _xmlschema
• zone_to_diff (<= v1_8_7_330)
• Instance methods (167)
• <<
• <=>
• ==
• ===
• >>
• -
• -@
• /
• *
• **
• %
• +
• +@
• abs
• ajd
• ajd_to_amjd
• ajd_to_jd
• amjd
• amjd_to_ajd
• asctime
• as_json (>= v1_9_3_125)
• ceil
• civil
• civil_to_jd
• coerce
• commercial
• commercial_to_jd
• ctime
• cwday
• cweek
• cwyear
• day
• day_fraction
• day_fraction_to_time
• div
• divmod
• downto
• _dump (<= v1_8_7_330)
• dx_addsub
• dx_conv0
• dx_conv1
• dx_muldiv
• emit
• emit_a
• emit_ad
• emit_au
• emit_n
• emit_sn
• emit_w
• emit_z
• england
• eql?
• fill (>= v2_6_3)
• find_fdom
• find_fdoy
• find_ldom
• find_ldoy
• fix_style
• floor
• friday? (>= v1_9_3_125)
• gregorian
• gregorian?
• hash
• hour
• httpdate
• initialize_copy (>= v1_9_3_125)
• inspect
• inspect_raw (>= v2_6_3)
• integer?
• iso8601
• italy
• jd
• jd_to_ajd
• jd_to_civil
• jd_to_commercial
• jd_to_ld
• jd_to_mjd
• jd_to_nth_kday
• jd_to_ordinal
• jd_to_wday
• jd_to_weeknum
• jisx0301
• julian
• julian?
• ld
• ld_to_jd
• leap?
• marshal_dump
• marshal_dump_old (>= v2_6_3)
• marshal_load
• mday
• min
• minute
• mjd
• mjd_to_jd
• modulo
• mon
• monday? (>= v1_9_3_125)
• month
• new_offset
• new_start
• next
• next_day
• next_month
• next_year
• nth_kday?
• nth_kday_to_jd
• offset
• ordinal
• ordinal_to_jd
• prev_day
• prev_month
• prev_year
• quo
• quotient
• quotrem
• remainder
• rfc2822
• rfc3339
• rfc822
• round
• saturday? (>= v1_9_3_125)
• sec
• sec_fraction
• second
• second_fraction
• start
• step
• strftime
• succ
• sunday? (>= v1_9_3_125)
• thursday? (>= v1_9_3_125)
• time
• time_to_day_fraction
• to_c
• to_date
• to_datetime
• to_f
• to_i
• to_int
• to_json
• to_r
• to_s
• to_time
• to_yaml (<= v1_9_1_378)
• truncate
• tuesday? (>= v1_9_3_125)
• upto
• _valid_civil?
• _valid_commercial?
• _valid_jd?
• _valid_nth_kday?
• _valid_ordinal?
• _valid_time?
• _valid_weeknum?
• wday
• wednesday? (>= v1_9_3_125)
• weeknum0
• weeknum1
• weeknum_to_jd
• wnum0
• wnum1
• xmlschema
• yday
• year
• zone
• zone_to_diff

= private
= protected