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<?php $array = array( 'users' => 1, 'groups' => array( 'users' => 5, 'groups' => array( 'users' => 3 ) ), 'groups' => array( 'users' => 6 ) ); function calcTotal($array) { foreach($array['groups'] as &$group) { echo $array['users']; calcTotal($group); } } calcTotal($array);
Output for git.master, git.master_jit, rfc.property-hooks
1 Fatal error: Uncaught Error: Cannot use a scalar value as an array in /in/17Poj:17 Stack trace: #0 /in/17Poj(20): calcTotal(6) #1 /in/17Poj(25): calcTotal(Array) #2 {main} thrown in /in/17Poj on line 17
Process exited with code 255.

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