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<?php $array = array('foo' => 'bar', 'baz' => 'bat'); array_walk($array, function($val,$key) use($array){ if ($val == 'bar') { unset($array[$key]); } }); var_dump($array);
based on jhnvb
Output for 5.3.0 - 5.3.5, 5.3.7 - 7.2.0
array(2) { ["foo"]=> string(3) "bar" ["baz"]=> string(3) "bat" }
Output for 5.3.6
array(2) { ["foo"]=> string(3) "1" ["baz"]=> string(3) "1" }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/gpeSs on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/gpeSs on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/gpeSs on line 5
Process exited with code 255.