Online PHP editor | refs for IQdSL

<?php function showCombinations($string, $traits, $i) { if ($i >= count($traits)) echo trim($string) . "\n"; else { foreach ($traits[$i] as $trait) showCombinations("$string $trait", $traits, $i + 1); } } $traits = array ( array('Happy', 'Sad', 'Angry', 'Hopeful'), array('Outgoing', 'Introverted'), array('Tall', 'Short', 'Medium'), array('Handsome', 'Plain', 'Ugly') ); showCombinations('', $traits, 0);