Online PHP editor | refs for RZfYu

<?php $values = array( 'one' => array( 'title' => 'Title One', 'uri' => 'http://example.com/one', ), 'two' => array( 'title' => 'Title Two', 'uri' => 'http://example.com/two', ), ); $a = function($values) { $return = array(); foreach($values as $value) $return[] = '<a href="' . $value['uri'] . '">' . $value['title'] . '</a>'; return $return; }; $final_string = implode(' | ', $a($values)); echo $final_string; var_dump($a instanceof Closure); var_dump(is_array(function() { return array(); }));