note Anonymous Monk <p> perlop perlop perlop , precedence is everything :) <c> $ perl -E " print ( 1 && 2 ) 2 $ perl -E " sub ff { ++$_[0] } my($f,$a)=(1,5); ff( $f && $a ); say $f; say $a; " 1 6 </c> 1017801 1017805 5