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<?php $array = array("foo", "bar"); var_dump($array); foreach ($array as &$value) { if ($value == "foo") array_shift($array); } var_dump($array); unset($array[1]); var_dump($array);
Output for 5.2.2 - 7.1.0
array(2) { [0]=> string(3) "foo" [1]=> string(3) "bar" } array(1) { [0]=> &string(3) "bar" } array(1) { [0]=> &string(3) "bar" }
Output for 5.0.0 - 5.2.1
array(2) { [0]=> string(3) "foo" [1]=> string(3) "bar" } array(1) { [0]=> string(3) "bar" } array(1) { [0]=> string(3) "bar" }
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '&', expecting T_VARIABLE or '$' in /in/LpCW9 on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected '&', expecting T_VARIABLE or '$' in /in/LpCW9 on line 7
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/LpCW9 on line 7
Process exited with code 255.