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Postings from June 2006
Author: larry
Date: Fri Jun 16 09:55:37 2006
New Revision: 9676
Modified:
doc/trunk/design/syn/S03.pod
Log:
Clarified when circumfix parens are simple, and when not.
Modified: doc/trunk/design/syn/S03.pod
==============================================================================
--- doc/trunk/design/syn/S03.pod (original)
+++ doc/trunk/design/syn/S03.pod Fri Jun 16 09:55:37 2006
@@ -12,9 +12,9 @@
Maintainer: Larry Wall <larry@wall.org>
Date: 8 Mar 2004
- Last Modified: 15 Jun 2006
+ Last Modified: 16 Jun 2006
Number: 3
- Version: 39
+ Version: 40
=head1 Changes to existing operators
@@ -136,6 +136,7 @@
~TERM # any single term coerced to string
?TERM # any single term coerced to boolean
!TERM # any single term coerced to boolean
+ (SIMPLE) # any simple expression in circumfix parens
We also include:
@@ -168,6 +169,10 @@
in parsing is only an issue if C<bar()> is followed by a comma or
some such.)
+Note that circumfix parens are considered simple only when used as part of a
+subscript. Parens around the entire lvalue still imples list context as in
+Perl 5.
+
=item * List operators are all parsed consistently. As in Perl 5,
to the left they look like terms, while to the right they look like
operators that are looser than comma. Unlike in Perl 5, the difference