Why is "$Number_Children" in quotes?

On Mon, 16 Jul 2001, Jeff Oien wrote:

> I know $Number_Children is 2. I printed it. And $z starts out as 1.
> I don't think that's it.
> Jeff Oien
>
> > >   while ($z <= "$Number_Children") {
> > > >>error>  if (${"element2$z"} == "select") {
> >
> > Looks to me like $z is never reaching $Number_Children.
> >
> > Jason
> >
>
>


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