DATEVALUE

01:00:06 Converts a date in the form of text to a serial number.
01:00:06 Warning: The PhpSpreadsheet DATEVALUE() function accepts a wider range of date formats than MS Excel DATEFORMAT() function.
01:00:06 Date String: 26 March 2012
01:00:06 Formula: =DATEVALUE(A1)
01:00:06 Excel DateStamp: 40994
01:00:06 Formatted DateStamp2012-Mar-26
01:00:06
01:00:06 Date String: 29 Feb 2012
01:00:06 Formula: =DATEVALUE(A2)
01:00:06 Excel DateStamp: 40968
01:00:06 Formatted DateStamp2012-Feb-29
01:00:06
01:00:06 Date String: April 1, 2012
01:00:06 Formula: =DATEVALUE(A3)
01:00:06 Excel DateStamp: 41000
01:00:06 Formatted DateStamp2012-Apr-01
01:00:06
01:00:06 Date String: 25/12/2012
01:00:06 Formula: =DATEVALUE(A4)
01:00:06 Excel DateStamp: 41268
01:00:06 Formatted DateStamp2012-Dec-25
01:00:06
01:00:06 Date String: 2012-Oct-31
01:00:06 Formula: =DATEVALUE(A5)
01:00:06 Excel DateStamp: 41213
01:00:06 Formatted DateStamp2012-Oct-31
01:00:06
01:00:06 Date String: 5th November
01:00:06 Formula: =DATEVALUE(A6)
01:00:06 Excel DateStamp: 43774
01:00:06 Formatted DateStamp2019-Nov-05
01:00:06
01:00:06 Date String: January 1st
01:00:06 Formula: =DATEVALUE(A7)
01:00:06 Excel DateStamp: 43466
01:00:06 Formatted DateStamp2019-Jan-01
01:00:06
01:00:06 Date String: April 2012
01:00:06 Formula: =DATEVALUE(A8)
01:00:06 Excel DateStamp: 41000
01:00:06 Formatted DateStamp2012-Apr-01
01:00:06
01:00:06 Date String: 17-03
01:00:06 Formula: =DATEVALUE(A9)
01:00:06 Excel DateStamp: 43541
01:00:06 Formatted DateStamp2019-Mar-17
01:00:06
01:00:06 Date String: 03-2012
01:00:06 Formula: =DATEVALUE(A10)
01:00:06 Excel DateStamp: 40969
01:00:06 Formatted DateStamp2012-Mar-01
01:00:06
01:00:06 Date String: 29 Feb 2011
01:00:06 Formula: =DATEVALUE(A11)
01:00:06 Excel DateStamp: #VALUE!
01:00:06 Formatted DateStamp#VALUE!
01:00:06
01:00:06 Date String: 03-05-07
01:00:06 Formula: =DATEVALUE(A12)
01:00:06 Excel DateStamp: 39205
01:00:06 Formatted DateStamp2007-May-03
01:00:06
01:00:06 Date String: 03-MAY-07
01:00:06 Formula: =DATEVALUE(A13)
01:00:06 Excel DateStamp: 39205
01:00:06 Formatted DateStamp2007-May-03
01:00:06
01:00:06 Date String: 03-13-07
01:00:06 Formula: =DATEVALUE(A14)
01:00:06 Excel DateStamp: 41340
01:00:06 Formatted DateStamp2013-Mar-07
01:00:06