### 1.1.5 ApplyOutputEvent

Call the argument with all current grobs during interpreting phase.

Syntax: `\applyOutput #'context func`

Arguments to func are 1. the grob, 2. the originating context, and 3. the context where func is called.

Event classes: apply-output-event, layout-instruction-event, music-event and StreamEvent.

Accepted by: Output_property_engraver.

Properties:

> `name` (symbol):

>   `'ApplyOutputEvent`

>   Name of this music object.

> `types` (list):

>   `'(general-music event apply-output-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).