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<?php $arr = array('a', 'b'); foreach ($arr as &$a) { var_dump($a); } reset($arr) foreach ($arr as $a) { var_dump($a); }
Output for 5.4.0 - 5.4.32
Parse error: syntax error, unexpected 'foreach' (T_FOREACH) in /in/NNtXH on line 11
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_FOREACH in /in/NNtXH on line 11
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FOREACH in /in/NNtXH on line 11
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '&', expecting T_VARIABLE or '$' in /in/NNtXH on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected '&', expecting T_VARIABLE or '$' in /in/NNtXH on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/NNtXH on line 5
Process exited with code 255.

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