# updated -- davorg noticed that $-> ... should be $_=>
my %input = map { $_=>$cgi->param($_) } $cgi->param();

##</code><code>##

CGI::ReadParse();
# input values now in hash named "%in"

##</code><code>##

foreach my $key (keys %input) {
 $input{$key} =~ tr/*//d;
 # or whatever makes sense
}

##</code><code>##

perl -e 'print "How sweet does a rose smell? "; chomp ($n = <STDIN>); $rose = "smells sweet to degree $n"; *other_name = *rose; print "$other_name\n"'