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<?php $array1 = array(1 => "green", 2 => "red", 3 => "blue", 4=> 'yellow'); $array2 = array(1=>'roxo', 2 => "green", 3 => "yellow", 4=>'blue', 5=> "red"); $result = array_intersect($array1, $array2); print_r($result);

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