Render: add attached library

Available since: 3.0.12

Attach a JavaScript/CSS library to an existing render array element. Only works when reacting upon a rendering event, such as Build form or Build ECA Block.

Fields

Machine name

Specify the machine name / key of the render element.
Leave blank to target parent.
This field supports tokens.

Library ID

Given in the format of module_name/library_name.
This field supports tokens.