Author: moritz
Date: 2010-01-04 11:49:21 +0100 (Mon, 04 Jan 2010)
New Revision: 29454
Modified:
docs/Perl6/Spec/S05-regex.pod
Log:
[S05] small clarification for .match and .subst
Modified: docs/Perl6/Spec/S05-regex.pod
===================================================================
--- docs/Perl6/Spec/S05-regex.pod 2010-01-04 10:47:13 UTC (rev 29453)
+++ docs/Perl6/Spec/S05-regex.pod 2010-01-04 10:49:21 UTC (rev 29454)
@@ -3948,6 +3948,15 @@
$str.=subst(/pat/, "replacement");
$str.=subst(/pat/, {"replacement"});
+The C<.match> and C<.subst> methods support the adverbs of C<m//> and
+C<s///> as named arguments, so you can write
+
+ $str.match(/pat/, :g)
+
+as an equivalent to
+
+ $str.comb(/pat/, :match)
+
There is no syntactic sugar here, so in order to get deferred
evaluation of the replacement you must put it into a closure. The
syntactic sugar is provided only by the quotelike forms. First there
@@ -3988,7 +3997,7 @@
into something like:
- $target.subst(rx:g[pattern], { $() op expr })
+ $target.subst(rx[pattern], { $() op expr }, :g)
So, for example, you can multiply every dollar amount by 2 with:
