Issue 4609/7: Document \once \revert

[lilypond.git] / Documentation / changes.tely

diff --git a/Documentation/changes.tely b/Documentation/changes.tely
index ca142c3286fc8bbe11b116ac05ddbdbd52e8da45..7ba1fa281bee1eff0d4d02ce6a4079250b596efd 100644 (file)
--- a/Documentation/changes.tely
+++ b/Documentation/changes.tely
@@ -61,6 +61,24 @@ which scares away people.
 
 @end ignore
 
+@item
+All of @code{\override}, @code{\revert}, @code{\set}, and
+@code{\unset} now work with the @code{\once} prefix for making
+one-time settings.
+@lilypond[quote,verbatim]
+\relative {
+  c'4 d
+  \override NoteHead.color = #red
+  e4 f |
+  \once \override NoteHead.color = #green
+  g4 a
+  \once \revert NoteHead.color
+  b c |
+  \revert NoteHead.color
+  f2 c |
+}
+@end lilypond
+
 @item
 When outputting MIDI, LilyPond will now store the @code{title}
 defined in a score's @code{\header} block (or, if there is no