DATEVALUE

15:46:03 Converts a date in the form of text to a serial number.
15:46:03 Warning: The PhpSpreadsheet DATEVALUE() function accepts a wider range of date formats than MS Excel DATEFORMAT() function.
15:46:03 Date String: 26 March 2012
15:46:03 Formula: =DATEVALUE(A1)
15:46:03 Excel DateStamp: 40994
15:46:03 Formatted DateStamp2012-Mar-26
15:46:03
15:46:03 Date String: 29 Feb 2012
15:46:03 Formula: =DATEVALUE(A2)
15:46:03 Excel DateStamp: 40968
15:46:03 Formatted DateStamp2012-Feb-29
15:46:03
15:46:03 Date String: April 1, 2012
15:46:03 Formula: =DATEVALUE(A3)
15:46:03 Excel DateStamp: 41000
15:46:03 Formatted DateStamp2012-Apr-01
15:46:03
15:46:03 Date String: 25/12/2012
15:46:03 Formula: =DATEVALUE(A4)
15:46:03 Excel DateStamp: 41268
15:46:03 Formatted DateStamp2012-Dec-25
15:46:03
15:46:03 Date String: 2012-Oct-31
15:46:03 Formula: =DATEVALUE(A5)
15:46:03 Excel DateStamp: 41213
15:46:03 Formatted DateStamp2012-Oct-31
15:46:03
15:46:03 Date String: 5th November
15:46:03 Formula: =DATEVALUE(A6)
15:46:03 Excel DateStamp: 43409
15:46:03 Formatted DateStamp2018-Nov-05
15:46:03
15:46:03 Date String: January 1st
15:46:03 Formula: =DATEVALUE(A7)
15:46:03 Excel DateStamp: 43101
15:46:03 Formatted DateStamp2018-Jan-01
15:46:03
15:46:03 Date String: April 2012
15:46:03 Formula: =DATEVALUE(A8)
15:46:03 Excel DateStamp: 41000
15:46:03 Formatted DateStamp2012-Apr-01
15:46:03
15:46:03 Date String: 17-03
15:46:03 Formula: =DATEVALUE(A9)
15:46:03 Excel DateStamp: 43176
15:46:03 Formatted DateStamp2018-Mar-17
15:46:03
15:46:03 Date String: 03-2012
15:46:03 Formula: =DATEVALUE(A10)
15:46:03 Excel DateStamp: 40969
15:46:03 Formatted DateStamp2012-Mar-01
15:46:03
15:46:03 Date String: 29 Feb 2011
15:46:03 Formula: =DATEVALUE(A11)
15:46:03 Excel DateStamp: #VALUE!
15:46:03 Formatted DateStamp#VALUE!
15:46:03
15:46:03 Date String: 03-05-07
15:46:03 Formula: =DATEVALUE(A12)
15:46:03 Excel DateStamp: 39205
15:46:03 Formatted DateStamp2007-May-03
15:46:03
15:46:03 Date String: 03-MAY-07
15:46:03 Formula: =DATEVALUE(A13)
15:46:03 Excel DateStamp: 39205
15:46:03 Formatted DateStamp2007-May-03
15:46:03
15:46:03 Date String: 03-13-07
15:46:03 Formula: =DATEVALUE(A14)
15:46:03 Excel DateStamp: 41340
15:46:03 Formatted DateStamp2013-Mar-07
15:46:03