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run code in 150+ php & hhvm versions
Bugs & Features
<?php $list = array("thing one", "thing two", "thing three"); echo implode(', ', array_walk($list, function($v, $k) { return $k + 1 . ". $v"; })));
Output for 5.3.0 - 5.6.21, 7.0.0 - 7.1.0RC5
Parse error: syntax error, unexpected ')', expecting ',' or ';' in /in/JX26o on line 4
Process exited with code 255.
Output for hhvm-3.10.0 - 3.12.0
Fatal error: syntax error, unexpected ')', expecting ',' or ';' in /in/JX26o on line 4
Process exited with code 255.