### 1.1.68 RestEvent

A Rest.

Syntax: `r4` for a quarter rest.

Event classes: music-event, rest-event, rhythmic-event and StreamEvent.

Accepted by: Chord_name_engraver, Completion_rest_engraver, Figured_bass_engraver and Rest_engraver.

Properties:

> `iterator-ctor` (procedure):

>   `ly:rhythmic-music-iterator::constructor`

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

> `name` (symbol):

>   `'RestEvent`

>   Name of this music object.

> `types` (list):

>   `'(general-music event rhythmic-event rest-event)`

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

#### Internals Reference v2.18.2 (稳定分支).