On Wed, Nov 27, 2002 at 04:47:01PM -0700, Wayne Simmons wrote:
> "An our declaration declares a global variable that will be visible across
> its entire lexical scope, even across package boundaries. The package in
> which the variable is entered is determined at the point of the declaration,
> not at the point of use. This means the following behavior holds:
> package Foo;
> our $bar; # declares $Foo::bar for rest of lexical scope
> $bar = 20;
> package Bar;
> print $bar; # prints 20"
> Am I just misunderstanding this? Or is it because these two packages are in
> the same file? This would seem to me "Visible ... across package
> boundaries" would mean that you would declare it in one package and see it
> in another....
It is because it is in the same block. Try this for comparison:
-- CUT --
package Foo;
{
our $bar;
$bar = 20;
}
package Bar;
{
print $bar;
}
-- CUT --
our() continues to the end of the block, just as my() does.
mark
--
[EMAIL PROTECTED][EMAIL PROTECTED][EMAIL PROTECTED] __________________________
. . _ ._ . . .__ . . ._. .__ . . . .__ | Neighbourhood Coder
|\/| |_| |_| |/ |_ |\/| | |_ | |/ |_ |
| | | | | \ | \ |__ . | | .|. |__ |__ | \ |__ | Ottawa, Ontario, Canada
One ring to rule them all, one ring to find them, one ring to bring them all
and in the darkness bind them...
http://mark.mielke.cc/
_______________________________________________
ActivePerl mailing list
[EMAIL PROTECTED]
To unsubscribe: http://listserv.ActiveState.com/mailman/mysubs
