DATEVALUE

03:48:34 Converts a date in the form of text to a serial number.
03:48:34 Warning: The PhpSpreadsheet DATEVALUE() function accepts a wider range of date formats than MS Excel DATEFORMAT() function.
03:48:34 Date String: 26 March 2012
03:48:34 Formula: =DATEVALUE(A1)
03:48:34 Excel DateStamp: 40994
03:48:34 Formatted DateStamp2012-Mar-26
03:48:34
03:48:34 Date String: 29 Feb 2012
03:48:34 Formula: =DATEVALUE(A2)
03:48:34 Excel DateStamp: 40968
03:48:34 Formatted DateStamp2012-Feb-29
03:48:34
03:48:34 Date String: April 1, 2012
03:48:34 Formula: =DATEVALUE(A3)
03:48:34 Excel DateStamp: 41000
03:48:34 Formatted DateStamp2012-Apr-01
03:48:34
03:48:34 Date String: 25/12/2012
03:48:34 Formula: =DATEVALUE(A4)
03:48:34 Excel DateStamp: 41268
03:48:34 Formatted DateStamp2012-Dec-25
03:48:34
03:48:34 Date String: 2012-Oct-31
03:48:34 Formula: =DATEVALUE(A5)
03:48:34 Excel DateStamp: 41213
03:48:34 Formatted DateStamp2012-Oct-31
03:48:34
03:48:34 Date String: 5th November
03:48:34 Formula: =DATEVALUE(A6)