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<?php // palindrom function anagram($s1, $s2) { $l1 = strlen($s1); $l2 = strlen($s2); if($l1 != $l2) return false; return count_words($s1); } echo anagram('test', 'test');
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Call to undefined function count_words() in /in/pWrk4:8 Stack trace: #0 /in/pWrk4(12): anagram('test', 'test') #1 {main} thrown in /in/pWrk4 on line 8
Process exited with code 255.

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