Clarify some quotemeta docs

diff --git a/pod/perlop.pod b/pod/perlop.pod
index 1e6f94e..1cb186a 100644 (file)
--- a/pod/perlop.pod
+++ b/pod/perlop.pod
@@ -1501,10 +1501,14 @@ X<\l> X<\u> X<\L> X<\U> X<\E> X<\Q> X<\F>
     \L         lowercase all characters till \E or end of string
     \U         uppercase all characters till \E or end of string
     \F         foldcase all characters till \E or end of string
-    \Q         quote non-word characters till \E or end of string
+    \Q          quote (disable) pattern metacharacters till \E or
+                end of string
     \E         end either case modification or quoted section
                (whichever was last seen)
 
+See L<perlfunc/quotemeta> for the exact definition of characters that
+are quoted by C<\Q>.
+
 C<\L>, C<\U>, C<\F>, and C<\Q> can stack, in which case you need one
 C<\E> for each.  For example:
 

diff --git a/pod/perlre.pod b/pod/perlre.pod
index 1a0581b..772a8bc 100644 (file)
--- a/pod/perlre.pod
+++ b/pod/perlre.pod
@@ -920,6 +920,8 @@ backslash interpolation may lead to confusing results.  If you
 I<need> to use literal backslashes within C<\Q...\E>,
 consult L<perlop/"Gory details of parsing quoted constructs">.
 
+C<quotemeta()> and C<\Q> are fully described in L<perlfunc/quotemeta>.
+
 =head2 Extended Patterns
 
 Perl also defines a consistent extension syntax for features not

diff --git a/pod/perlrebackslash.pod b/pod/perlrebackslash.pod
index 98435e5..f81af0c 100644 (file)
--- a/pod/perlrebackslash.pod
+++ b/pod/perlrebackslash.pod
@@ -90,7 +90,8 @@ as C<Not in [].>
  \o{}              Octal escape sequence.
  \p{}, \pP         Character with the given Unicode property.
  \P{}, \PP         Character without the given Unicode property.
- \Q                Quotemeta till \E.  Not in [].
+ \Q                Quote (disable) pattern metacharacters till \E.  Not
+                   in [].
  \r                Return character.
  \R                Generic new line.  Not in [].
  \s                Character class for whitespace.
@@ -331,11 +332,14 @@ them, until either the end of the pattern or the next occurrence of
 C<\E>, whichever comes first. They provide functionality similar to what
 the functions C<lc> and C<uc> provide.
 
-C<\Q> is used to escape all characters following, up to the next C<\E>
-or the end of the pattern. C<\Q> adds a backslash to any character that
-isn't a letter, digit, or underscore. This ensures that any character
-between C<\Q> and C<\E> shall be matched literally, not interpreted
-as a metacharacter by the regex engine.
+C<\Q> is used to quote (disable) pattern metacharacters, up to the next
+C<\E> or the end of the pattern. C<\Q> adds a backslash to any character
+that could have special meaning to Perl.  In the ASCII range, it quotes
+every character that isn't a letter, digit, or underscore.  See
+L<perlfunc/quotemeta> for details on what gets quoted for non-ASCII
+code points.  Using this ensures that any character between C<\Q> and
+C<\E> will be matched literally, not interpreted as a metacharacter by
+the regex engine.
 
 C<\F> can be used to casefold all characters following, up to the next C<\E>
 or the end of the pattern. It provides the functionality similar to