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run code in 150+ php & hhvm versions
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<?php $def = array('a'=>1, 'b'=>2); //////// $arr_lang = array('de' => array('a'=>3, 'c'=>4)); $arr_lang = array_map(function ($l) { global $def; return array_merge($def, $l); }, $arr_lang); ////// print_r($arr_lang);
Output for 5.3.0 - 7.1.0
Array ( [de] => Array ( [a] => 3 [b] => 2 [c] => 4 ) )
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/Qm7Pa on line 15
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, expecting ')' in /in/Qm7Pa on line 15
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/Qm7Pa on line 15
Process exited with code 255.