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run code in 150+ php & hhvm versions
Bugs & Features
<?php function showCombinations($traits, $string = '', $i = 0) { if ($i >= count($traits)) return trim($string) . "\n"; else { foreach ($traits[$i] as $trait) return showCombinations("$string $trait", $traits, $i + 1); } } $traits = array ( array('Happy', 'Sad', 'Angry', 'Hopeful'), array('Outgoing', 'Introverted'), array('Tall', 'Short', 'Medium'), array('Handsome', 'Plain', 'Ugly') ); $combinations = getCombinations($traits); echo $combinations;
Output for 7.0.0 - 7.1.0
Fatal error: Uncaught Error: Call to undefined function getCombinations() in /in/IKnp4:21 Stack trace: #0 {main} thrown in /in/IKnp4 on line 21
Process exited with code 255.
Output for hhvm-3.12.0
Fatal error: Uncaught Error: Call to undefined function getCombinations() in /in/IKnp4:21 Stack trace: #0 {main}
Process exited with code 255.
Output for 5.0.0 - 5.6.28, hhvm-3.10.0
Fatal error: Call to undefined function getCombinations() in /in/IKnp4 on line 21
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: getcombinations() in /in/IKnp4 on line 21
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: getcombinations() in /in/IKnp4 on line 21
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: getcombinations() in /in/IKnp4 on line 21