>
>>
> When you do:
>
> open my($foo), $path;
>
> Perl is expecting a typeglob. If you give it an undefined value, it
> autovivifies the typeglob reference, so *$foo is the
> filehandle. However,
> references to filehandles are accepted wherever a filehandle
> is, so you
> can just use $foo and get away with it.
Jeff,
This is interesting stuff. When would one use this as opposed to a regulare
file handle. In the above example is $foo undefined before this statement.
Sorry to bother, but this is cool stuff and just want to understand it more.
Thanks
Jim
>
> --
> Jeff "japhy" Pinyan [EMAIL PROTECTED]
> http://www.pobox.com/~japhy/
> RPI Acacia brother #734 http://www.perlmonks.org/
http://www.cpan.org/
** Look for "Regular Expressions in Perl" published by Manning, in 2002 **
--
To unsubscribe, e-mail: [EMAIL PROTECTED]
For additional commands, e-mail: [EMAIL PROTECTED]
--
To unsubscribe, e-mail: [EMAIL PROTECTED]
For additional commands, e-mail: [EMAIL PROTECTED]
