=item ${^MATCH}
X<${^MATCH}>
-This is similar to C<$&> (C<$POSTMATCH>) except that it does not incur the
+This is similar to C<$&> (C<$MATCH>) except that it does not incur the
performance penalty associated with that variable, and is only guaranteed
to return a defined value when the pattern was compiled or executed with
the C</p> modifier.
how many subgroups were in the last successful match. See the
examples given for the C<@-> variable.
+=item %LAST_PAREN_MATCH
+
=item %+
X<%+>
the view of C<$0> the other threads have will not change since they
have their own copies of it.
+If the program has been given to perl via the switches C<-e> or C<-E>,
+C<$0> will contain the string C<"-e">.
+
=item $[
X<$[>
As of release 5 of Perl, assignment to C<$[> is treated as a compiler
directive, and cannot influence the behavior of any other file.
-(That's why you can only assign compile-time constants to it.)
-Its use is highly discouraged.
+(That's why you can only assign compile-time constants to it.) Its
+use is deprecated, and will trigger a warning (if the deprecation
+L<warnings> category is enabled. You did C<use warnings>, right?)
Note that, unlike other compile-time directives (such as L<strict>),
assignment to C<$[> can be seen from outer lexical scopes in the same file.