Online PHP editor | refs for 686Gn

<?php $myarray[0]['height'] = 175; $myarray[0]['weight'] = 68; $myarray[0]['age'] = 44; $myarray[1]['height'] = 166; $myarray[1]['weight'] = 82; $myarray[1]['age'] = 56; $myarray[2]['height'] = 188; $myarray[2]['weight'] = 82; $myarray[2]['age'] = 35; function build_sorter($key) { return function ($a, $b) use ($key) { return strnatcmp($a[$key], $b[$key]); }; } usort($myarray, build_sorter('age')); print_r($myarray);