--TEST-- Test function getservbyname() by substituting argument 1 with boolean values. --FILE-- true, 'lowercase false' =>false, 'uppercase TRUE' =>TRUE, 'uppercase FALSE' =>FALSE, ); foreach ( $variation_array as $var ) { var_dump(getservbyname( $var , $protocol ) ); } ?> --EXPECT-- *** Test substituting argument 1 with boolean values *** bool(false) bool(false) bool(false) bool(false)