On Jun 13, Charles Lu said:
>$hash{s} = "T";
>
>
>if(exists($hash{s}) and $hash{s} ne "T" or $hash{s} ne "F") {
> print "inside\n";
>}
>else{ print "outside\n"; }
'or' is less "clingy" than 'and'. Therefore, your code parses like:
if (
(exists $hash{s} and $hash{s} ne "T")
or
($hash{s} ne "F")
) { ... }
Change the parenthesization to suit your needs:
if (exists ... and (this or that)) { ... }
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