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<?php $a = "1,2,3"; $b = explode(',',$a); $c = array_recurse($b, function(&$result, $d) { return $result.=' cat-'.$a;});
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Call to undefined function array_recurse() in /in/5gVAb:4 Stack trace: #0 {main} thrown in /in/5gVAb on line 4
Process exited with code 255.

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