* re.c (last_match): Added note to the doc that last_match is local to current scope [ruby-core:25833]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25165 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 3 insertions, 0 deletions

diff --git a/re.c b/re.c
index ec20c44a3d..74eacf1ad8 100644
--- a/re.c
+++ b/re.c
@@ -3392,6 +3392,9 @@ match_setter(VALUE val)
  *  <code>MatchData</code> object.
  *  <em>n</em> can be a string or symbol to reference a named capture.
  *
+ *  Note that the <code>last_match</code> is local to the scope
+ *  of the method that did the pattern match.
+ *
  *     /c(.)t/ =~ 'cat'        #=> 0
  *     Regexp.last_match       #=> #<MatchData "cat" 1:"a">
  *     Regexp.last_match(0)    #=> "cat"