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<?php <?php $array = [1, 2, 3]; echo implode(',', $array), "\n"; foreach ($array as &$value) {} // by reference echo implode(',', $array), "\n"; foreach ($array as $value) {} // by value (i.e., copy) echo implode(',', $array), "\n";
Output for 5.3.0 - 5.3.28, 5.4.0 - 5.4.30
Parse error: syntax error, unexpected '<' in /in/Oun8b on line 3
Process exited with code 255.

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