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run code in 150+ php & hhvm versions
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<?php $array1 = array('field1' => 'toast', 'field2' => 'butter'); $array2 = array('field1' => 'toast', 'field2' => 'margerine', 'field3' => 'tea'); var_dump(array_diff_key($array1, $array2));
Output for 5.1.0 - 7.1.0
array(0) { }
Output for 5.0.0 - 5.0.5
Fatal error: Call to undefined function array_diff_key() in /in/rfObU on line 10
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: array_diff_key() in /in/rfObU on line 10
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: array_diff_key() in /in/rfObU on line 10
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: array_diff_key() in /in/rfObU on line 10