X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=pod%2Fperlre.pod;h=37434a67e75b57034aca6e476ad6f5489c1a0b76;hb=84850974f570c6c594cc0df54611ffc5f0b26130;hp=2b24379c8bce8f0621dad035b9dc82d19e2994de;hpb=7dd178533182fc85a734d7633d0a938b5d1c853a;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/pod/perlre.pod b/pod/perlre.pod
index 2b24379..37434a6 100644
--- a/pod/perlre.pod
+++ b/pod/perlre.pod
@@ -515,7 +515,11 @@ in C<[]>, which will match any one of the characters in the list.  If the
 first character after the "[" is "^", the class matches any character not
 in the list.  Within a list, the "-" character is used to specify a
 range, so that C<a-z> represents all the characters between "a" and "z",
-inclusive.
+inclusive.  If you want "-" itself to be a member of a class, put it
+at the start or end of the list, or escape it with a backslash.  (The
+following all specify the same class of three characters: C<[-az]>,
+C<[az-]>, and C<[a\-z]>.  All are different from C<[a-z]>, which
+specifies a class containing twenty-six characters.)
 
 Characters may be specified using a metacharacter syntax much like that
 used in C: "\n" matches a newline, "\t" a tab, "\r" a carriage return,