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authorRichard M. Stallman <rms@gnu.org>2006-05-17 22:54:35 +0000
committerRichard M. Stallman <rms@gnu.org>2006-05-17 22:54:35 +0000
commit32483280976d345b9042ddcf89866e36ac4c0908 (patch)
tree07406c9426990f628079fb2a6c51b78e03518b07 /lisp/files.el
parent92daa8486fa0512c1a95e2c251a6432e1421ab36 (diff)
downloademacs-32483280976d345b9042ddcf89866e36ac4c0908.tar.gz
(file-name-extension): Doc fix.
Diffstat (limited to 'lisp/files.el')
-rw-r--r--lisp/files.el1
1 files changed, 1 insertions, 0 deletions
diff --git a/lisp/files.el b/lisp/files.el
index 16df2661fcf..2eaeae5ac86 100644
--- a/lisp/files.el
+++ b/lisp/files.el
@@ -3062,6 +3062,7 @@ except that a leading `.', if any, doesn't count."
(defun file-name-extension (filename &optional period)
"Return FILENAME's final \"extension\".
The extension, in a file name, is the part that follows the last `.',
+excluding version numbers and backup suffixes,
except that a leading `.', if any, doesn't count.
Return nil for extensionless file names such as `foo'.
Return the empty string for file names such as `foo.'.