In reply to Buddha Buck <[EMAIL PROTECTED]>: > At 08:58 AM 04-23-2002 -0700, Larry Wall wrote: > >Precedence is set with the "like' property: > > > > my sub operator:now ($a,$b) is like("but") is inline { $a but $b > } > > sub operator:also ($a,$b) is like("and") is inline { $a and $b } > > OK, but that limits you to the, um, 24 standard levels of precedence. > What > do you do if you don't think that that's enough. Let's say you want to > > define a "nand" operator: > > my sub operator:nand ($a, $b) is inline { not ($a and $b) } > > but you want nand to have a precedence lower than the existing 'and' but > > higher than the existing 'or' (for some reason I can't imagine > offhand). It isn't like() anything, since there isn't anything > currently > between 'and' and 'or'. Would that be something like: > > my sub operator:nand ($a, $b) is below("and") is inline {not ($a and $b) > } >
24 levels of precedence should be enough, else you can always resort to parens. Guillaume