summaryrefslogtreecommitdiff
path: root/pod/perldelta.pod
diff options
context:
space:
mode:
Diffstat (limited to 'pod/perldelta.pod')
-rw-r--r--pod/perldelta.pod4
1 files changed, 3 insertions, 1 deletions
diff --git a/pod/perldelta.pod b/pod/perldelta.pod
index 11e022fb37..257c395f28 100644
--- a/pod/perldelta.pod
+++ b/pod/perldelta.pod
@@ -340,7 +340,9 @@ for more information about UTF-8.
If your environment variables (LC_ALL, LC_CTYPE, LANG, LANGUAGE) look
like you want to use UTF-8 (any of the the variables match C</utf-?8/i>),
your STDIN, STDOUT, STDERR handles and the default open discipline
-(see L<open>) are marked as UTF-8.
+(see L<open>) are marked as UTF-8. (This feature, like other new
+features that combine Unicode and I/O, work only if you are using
+PerlIO, but that's is the default.)
Note that after this Perl really does assume that everything is UTF-8:
for example if some input handle is not, Perl will probably very soon