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<?php foreach (array(1, 2, 3) as $n => $e) { print_r(array($n, $e)); } while (list($n, $e) = each (array(1, 2, 3))) { print_r(array($n, $e)); }
Output for 8.1.23 - 8.1.27, 8.2.10 - 8.2.18, 8.3.0 - 8.3.6
Array ( [0] => 0 [1] => 1 ) Array ( [0] => 1 [1] => 2 ) Array ( [0] => 2 [1] => 3 ) Fatal error: Uncaught Error: Call to undefined function each() in /in/8bLSg:8 Stack trace: #0 {main} thrown in /in/8bLSg on line 8
Process exited with code 255.
Output for 5.3.0 - 5.3.22, 5.3.24, 5.4.0 - 5.4.12, 5.4.14
Fatal error: Only variables can be passed by reference in 8bLSg on line 8
Process exited with code 255.
Output for 5.3.23, 5.4.13
Fatal error: Only variables can be passed by reference in /in/jcgYT on line 8
Process exited with code 255.

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