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<?php $x = array('red', 'orange', 'yellow', 'green', 'blue', 'indigo', 'violet'); foreach ($x as $key => $value) { echo $key.' '.$value."\n"; if (strlen($value) < 6) unset($x[$key]); } print_r($x);
Output for git.master, git.master_jit, rfc.property-hooks
0 red 1 orange 2 yellow 3 green 4 blue 5 indigo 6 violet Array ( [1] => orange [2] => yellow [5] => indigo [6] => violet )

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