Online PHP editor | refs for 33RZg

<?php function sortByDate($a, $b) { return strtotime($a) > strtotime($b); } $cont_history = Array ( '20-02-2015' => Array ( 'activity' => 'GATE IN', 'by' => '', 'location' => 'COLOMBO', 'depot' => 'CNLS' ), '15-03-2015' => Array ( 'activity' => 'GATE OUT', 'by' => '', 'location' => 'COLOMBO', 'depot' => 'CNLS' ), '18-03-2015' => Array ( 'activity' => 'GATE IN', 'by' => '', 'location' => 'CHENNAI', 'depot' => 'GOBAL'), '05-04-2015' => Array ( 'activity' => 'GATE OUT', 'by' => '', 'location' => 'CHENNAI', 'depot' => 'GOBAL'), '10-04-2015' => Array ( 'activity' => 'GATE IN', 'by' => '', 'location' => 'MUMBAI', 'depot' => 'CONS' ), '13-05-2015' => Array ( 'activity' => 'GATE OUT', 'by' => '', 'location' => 'MUMBAI', 'depot' => 'CONS' ), '10-02-2015' => Array ( 'activity' => 'Container Bought', 'by' => 'CARU', 'location' => 'COLOMBO', 'depot' => 'CNLS' ), '07-05-2015' => Array ( 'activity' => 'Container Sold', 'by' => 'TCPL', 'location' => 'MUMBAI', 'depot' => 'CONS' ) ); uksort($cont_history, 'sortByDate'); print_r($cont_history);