> -----Original Message----- > From: lala [mailto:l...@mail.theorb.net] > Sent: Wednesday, April 14, 2010 10:15 AM > To: Ashley M. Kirchner > Cc: php-general@lists.php.net > Subject: Re: [PHP] Array differences > > Ashley M. Kirchner wrote: > > > > $array1 = array(1, 2, 3, 4, 5, 6); > > $array2 = array(1, 3, 2, 8, 9); > > $diff1 = array_diff($array1, $array2); > > $diff2 = array_diff($array2, $array1); > > $result = array_unique(array_merge($diff1, $diff2)); > > > > => (4, 5, 6, 8, 9) > > Hi Ash, > > Isn't the array_unique() unnecessary? > > Mike
Thinking about it, it should be unnecessary, but at the same time I want to absolutely sure that I get unique values out of the two diffs. Ash -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
