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-rw-r--r--doc/src/sgml/release.sgml3
1 files changed, 2 insertions, 1 deletions
diff --git a/doc/src/sgml/release.sgml b/doc/src/sgml/release.sgml
index 5df8fa7b0bb..121f2d21f34 100644
--- a/doc/src/sgml/release.sgml
+++ b/doc/src/sgml/release.sgml
@@ -15,7 +15,8 @@ psql <application>
pg_[A-Za-z0-9_]+ <application>, <structname>
[A-Z][A-Z][A-Z_ ]* <type>, <varname>
-non-ASCII characters convert to HTML4 entity (&) escapes
+non-ASCII characters find using grep -P '[\x80-\xFF]'
+ convert to HTML4 entity (&) escapes
official: http://www.w3.org/TR/html4/sgml/entities.html
one page: http://www.zipcon.net/~swhite/docs/computers/browsers/entities_page.html