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<?php $iterator = 10; $cat = array(1 => 'a',2 => 'b',3 => 'c'); foreach($cat as $k => &$c) { if ($iterator < 15) { $cat[$iterator] = $iterator; $iterator++; } echo $c; } var_dump($cat);
Output for git.master, git.master_jit, rfc.property-hooks
abc1011121314array(8) { [1]=> string(1) "a" [2]=> string(1) "b" [3]=> string(1) "c" [10]=> int(10) [11]=> int(11) [12]=> int(12) [13]=> int(13) [14]=> &int(14) }

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