Author: audreyt
Date: Mon Jun 26 14:27:49 2006
New Revision: 9718
Modified:
doc/trunk/design/syn/S06.pod
Log:
* S06: This is invalid syntax:
for @list sub { ... }
because statement control only admins pointy or bare blocks.
Since pointies and anonymous subs are actually very dissimilar
(for "return" handling etc), we don't show the translation anymore
Modified: doc/trunk/design/syn/S06.pod
==============================================================================
--- doc/trunk/design/syn/S06.pod (original)
+++ doc/trunk/design/syn/S06.pod Mon Jun 26 14:27:49 2006
@@ -140,11 +140,13 @@
given traits. Syntactically a pointy sub is parsed exactly like a
bare block.
- $sq = -> $val { $val**2 }; # Same as: $sq = sub ($val) { $val**2 };
+ my $sq = -> $val { $val**2 };
+ say $sq(10); # 100
- for @list -> $elem { # Same as: for @list sub ($elem) {
- print "$elem\n"; # print "$elem\n";
- } # }
+ my @list = 1..3;
+ for @list -> $elem {
+ say $elem; # prints "1\n2\n3\n"
+ }
It also behaves like a block with respect to control exceptions. If you
C<return> from within a pointy sub, it will return from the innermost
