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authorBram <perl-rt@wizbit.be>2008-08-05 18:24:22 -0700
committerRafael Garcia-Suarez <rgarciasuarez@gmail.com>2008-08-24 13:41:40 +0000
commit8c44bff1ac2926fc059ca84c916a04461ff5ad01 (patch)
tree3132558022ef7007ae1ebc6000a003c302da27d2 /pod/perlmod.pod
parent990198f0755a90e7230c3598d2d36d7d5ef7d95e (diff)
downloadperl-8c44bff1ac2926fc059ca84c916a04461ff5ad01.tar.gz
[perl #57646] Weird non-equivalence between $::{'a'} = sub {} and *::a = sub {}
From: "Bram via RT" <perlbug-followup@perl.org> Message-ID: <rt-3.6.HEAD-29759-1218011060-645.57646-15-0@perl.org> p4raw-id: //depot/perl@34221
Diffstat (limited to 'pod/perlmod.pod')
-rw-r--r--pod/perlmod.pod11
1 files changed, 1 insertions, 10 deletions
diff --git a/pod/perlmod.pod b/pod/perlmod.pod
index 63f0be9d2c..3d5f3ad0a4 100644
--- a/pod/perlmod.pod
+++ b/pod/perlmod.pod
@@ -94,18 +94,9 @@ C<%main::>, or C<%::> for short. Likewise the symbol table for the nested
package mentioned earlier is named C<%OUTER::INNER::>.
The value in each entry of the hash is what you are referring to when you
-use the C<*name> typeglob notation. In fact, the following have the same
-effect, though the first is more efficient because it does the symbol
-table lookups at compile time:
+use the C<*name> typeglob notation.
local *main::foo = *main::bar;
- local $main::{foo} = $main::{bar};
-
-(Be sure to note the B<vast> difference between the second line above
-and C<local $main::foo = $main::bar>. The former is accessing the hash
-C<%main::>, which is the symbol table of package C<main>. The latter is
-simply assigning scalar C<$bar> in package C<main> to scalar C<$foo> of
-the same package.)
You can use this to print out all the variables in a package, for
instance. The standard but antiquated F<dumpvar.pl> library and