LilyPond Internals Reference: 1.1.59 OverrideProperty

### 1.1.59 `OverrideProperty`

Extend the definition of a graphical object.

Syntax: `\override` [ context `.` ] object property `=` value

Properties:

`iterator-ctor` (procedure):

  `ly:push-property-iterator::constructor`

  Function to construct a `music-event-iterator` object for this music.

`name` (symbol):

  `'OverrideProperty`

  Name of this music object.

`types` (list):

      '(layout-instruction-event
         override-property-event)

  The types of this music object; determines by what engraver this music expression is processed.

`untransposable` (boolean):

  `#t`

  If set, this music is not transposed.

#### LilyPond – Internals Reference v2.24.4 (stable-branch).