Tassilo Von Parseval wrote:
> On Sun, Jun 01, 2003 at 01:13:31PM +0200 Kevin Pfeiffer wrote:
> >
> > I almost asked about this earlier - if a script can also write to
> > itself. I wrote something to test it, but haven't had time to
> > look up the seek functions, etc. I suppose this only makes sense
> > in very limited situations (if at all)?
>
> I don't think you can use it for writing. DATA is meant for
> reading. But it's useful for embedded data:
>
> while (<DATA>) {
> ...
> }
> __DATA__
> some data
> to be used
> by script
>
> Some CPAN modules use this technique to embedded some data.
You can't write to DATA but you can read your program if that's
any use. Like this
seek DATA, 0, 0;
while (<DATA>) {
print;
}
__DATA__
some data
to be used
by script
OUTPUT
seek DATA, 0, 0;
while (<DATA>) {
print;
}
__DATA__
some data
to be used
by script
Cheers,
Rob
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