DATEVALUE

05:34:51 Converts a date in the form of text to a serial number.
05:34:51 Warning: The PhpSpreadsheet DATEVALUE() function accepts a wider range of date formats than MS Excel DATEFORMAT() function.
05:34:51 Date String: 26 March 2012
05:34:51 Formula: =DATEVALUE(A1)
05:34:51 Excel DateStamp: 40994
05:34:51 Formatted DateStamp2012-Mar-26
05:34:51
05:34:51 Date String: 29 Feb 2012
05:34:51 Formula: =DATEVALUE(A2)
05:34:51 Excel DateStamp: 40968
05:34:51 Formatted DateStamp2012-Feb-29
05:34:51
05:34:51 Date String: April 1, 2012
05:34:51 Formula: =DATEVALUE(A3)
05:34:51 Excel DateStamp: 41000
05:34:51 Formatted DateStamp2012-Apr-01
05:34:51
05:34:51 Date String: 25/12/2012
05:34:51 Formula: =DATEVALUE(A4)
05:34:51 Excel DateStamp: 41268
05:34:51 Formatted DateStamp2012-Dec-25
05:34:51
05:34:51 Date String: 2012-Oct-31
05:34:51 Formula: =DATEVALUE(A5)
05:34:51 Excel DateStamp: 41213
05:34:51 Formatted DateStamp2012-Oct-31
05:34:51
05:34:51 Date String: 5th November
05:34:51 Formula: =DATEVALUE(A6)