3v4l.org

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<?php $arr1= array('a' => "XL"); $arr2= array('a' => "XLd",'b'=>"CDW"); array_walk($arr2, function($key $val){ print_r($val); print_r($key); });
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.6
Parse error: syntax error, unexpected '$val' (T_VARIABLE), expecting ')' in /in/UNIZp on line 6
Process exited with code 255.

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