Author: lwall
Date: 2009-04-17 13:36:46 +0200 (Fri, 17 Apr 2009)
New Revision: 26241
Modified:
docs/Perl6/Spec/S04-control.pod
Log:
Document the 'when' statement modifier.
Modified: docs/Perl6/Spec/S04-control.pod
===================================================================
--- docs/Perl6/Spec/S04-control.pod 2009-04-17 05:38:26 UTC (rev 26240)
+++ docs/Perl6/Spec/S04-control.pod 2009-04-17 11:36:46 UTC (rev 26241)
@@ -12,9 +12,9 @@
Maintainer: Larry Wall <la...@wall.org>
Date: 19 Aug 2004
- Last Modified: 17 Mar 2009
+ Last Modified: 17 Apr 2009
Number: 4
- Version: 74
+ Version: 75
This document summarizes Apocalypse 4, which covers the block and
statement syntax of Perl.
@@ -770,6 +770,15 @@
OUTER.break($retval)
+There is a C<when> statement modifier, but it does not have any
+break semantics. That is,
+
+ doit() when 42;
+
+is exactly equivalent to
+
+ doit() if $_ ~~ 42;
+
=head1 Exception handlers
Unlike many other languages, Perl 6 specifies exception handlers by
