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<?php $a = array('one', 'two', 'three'); foreach ($a as &$b) { echo $b . PHP_EOL; } foreach ($a as $b) { echo $b . PHP_EOL; }
Output for 5.0.2 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
one two three one two two
Output for 5.0.0 - 5.0.1
Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/JNnAY on line 7 onePHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/JNnAY on line 7 twoPHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/JNnAY on line 7 threePHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/JNnAY on line 13 onePHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/JNnAY on line 13 twoPHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/JNnAY on line 13 twoPHP_EOL
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '&', expecting T_VARIABLE or '$' in /in/JNnAY on line 6
Process exited with code 255.
Output for 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected '&', expecting T_VARIABLE or '$' in /in/JNnAY on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/JNnAY on line 6
Process exited with code 255.
Output for 4.3.0
Parse error: parse error, unexpected '&', expecting T_VARIABLE or '$' in /in/eGt8g on line 6
Process exited with code 255.

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