Sudarshan Raghavan wrote:
> anthony wrote:
>
> > Hi,
> >
> > I have a question, what i do is if i have
> > $string = "a,b,c,d,e,f,g,"
> >
> > I just do
> > chop $string;
> >
> > there is no while loop with this
> > Would this be as good??
> >
>
> Careful, chop removes the last character no matter what. It is advisable
> to use chomp in this scenario. chomp removes any trailing string that is
> the same as $/ (perldoc perlvar). The chomp version for this can be
> written as
>
> sub remove_last_comma {
> local $/ = ',';
> chomp ($_[0]);
> }
Much easier to do
$string =~ s/,$//;
Rob
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