Online PHP editor | output for 2hrZK

<?php $array = [ "Feedback 13 okt", "Feedback 11 okt", "Feedback 12 okt", "Sweet", "Feedback 9 okt", "Feedback 6 okt", "Feedback 8 jun", "Fixes", "Realisation", "Feedback 22 mar", "Do something", "Feedback 3 maj", "Feedback 1 dec", ]; $mmm = array_flip([ "jan", "feb", "mar", "apr", "maj", "jun", "jul", "aug", "sep", "okt", "nov", "dec" ]); usort( $array, function($a, $b) use($mmm) { sscanf("$a 32 dec", "%[^0-9] %d %s", $aWord, $aDay, $aMon); sscanf("$b 32 dec", "%[^0-9] %d %s", $bWord, $bDay, $bMon); return [$aWord, $mmm[$aMon], $aDay] <=> [$bWord, $mmm[$bMon], $bDay]; } ); var_export($array);