PHP Format Date

century Digit (yy) with century digit (yyyy)
Standard
Input/Output * *
-0 or 100 (*) default value mon dd yyyy hh:miam (or PM)
1 101 American Mm/dd/yyyy
2 102 ANSI Yy.mm.dd
3 103 British/French DD/MM/YY
4 104 German Dd.mm.yy
5 105 Italian Dd-mm-yy
6 106-dd Mon yy
7 107-mon DD, yy
8 108-HH:MM:SS
-9 or 109 (*) default + millisecond Mon dd yyyy hh:mi:ss:mmmAM (or PM)
10 110 American Mm-dd-yy
11 111 Japanese Yy/mm/dd
112 ISO YYMMDD
-13 or 113 (*) Euro defaults + millisecond dd Mon yyyy hh:mm:ss:mmm (24h)
114-hh:mi:ss:mmm (24h)
-20 or (*) ODBC specification YYYY-MM-DD HH:MM:SS[.FFF]
-21 or 121 (*) ODBC specification (with milliseconds) Yyyy-mm-dd HH:MM:SS[.FFF]
-126 (* * *) ISO8601 yyyy-mm-dd Thh:mm:ss:mmm (without spaces)
-130* Kuwait DD Mon yyyy Hh:mi:ss:mmmAM
-131* Kuwaiti Dd/mm/yy Hh:mi:ss:mmmAM

Select CONVERT (char, data) from table;

The results shown are: APR 8 2002 12:00AM

SELECT convert (char, data, the) from table;

The results displayed are: 2002-04-08 00:00:00

echo Date ("Y-m-d", Strtotime ("APR 8 2002 12:00am"));

echo Date ("Y-m-d", Strtotime ("2002-04-08 00:00:00"));