サポートする日付と時刻の書式
PHP Manual

時刻の書式

シンボル一覧
シンボル 書式
frac . [0-9]+ ".21342", ".85"
hh "0"?[1-9] | "1"[0-2] "04", "7", "12"
HH [01][0-9] | "2"[0-4] "04", "7", "19"
meridian [AaPp] .? [Mm] .? [\0\t ] "A.m.", "pM", "am."
MM [0-5][0-9] "00", "12", "59"
II [0-5][0-9] "00", "12", "59"
space [ \t]  
tz "("? [A-Za-z]{1,6} ")"? | [A-Z][a-z]+([_/][A-Z][a-z]+)+ "CEST", "Europe/Amsterdam", "America/Indiana/Knox"
tzcorrection "GMT"? [+-] hh ":"? MM? "+0400", "GMT-07:00", "-07:00"
12時間制の表記
説明 書式
時、午前/午後 hh space? meridian "4 am", "5PM"
時、分、午前/午後 hh [.:] MM space? meridian "4:08 am", "7:19P.M."
時、分、秒、午前/午後 hh [.:] MM [.:] II space? meridian "4:08:37 am", "7:19:19P.M."
MS SQL (時、分、秒、端数、午前/午後), PHP 5.3 以降で利用可能 hh ":" MM ":" II [.:] [0-9]+ meridian "4:08:39:12313am"
24時間制の表記
説明 書式
時、分 't'? HH [.:] MM "04:08", "19.19", "T23:43"
時、分(コロンなし) 't'? HH MM "0408", "t1919", "T2343"
時、分、秒 't'? HH [.:] MM [.:] II "04.08.37", "t19:19:19"
時、分、秒(コロンなし) 't'? HH MM II "040837", "T191919"
時、分、秒、タイムゾーン 't'? HH [.:] MM [.:] II space? ( tzcorrection | tz ) "040837CEST", "T191919-0700"
時、分、秒、端数 't'? HH [.:] MM [.:] II frac "04.08.37.81412", "19:19:19.532453"
タイムゾーン tz | tzcorrection "CEST", "Europe/Amsterdam", "+0430", "GMT-06:00"

サポートする日付と時刻の書式
PHP Manual