Свойство line

@Creates('Null'), @Returns('num|String')

Реализация

@Creates('Null')
@Returns('num|String')
Object? get line native;

void line=(Объект? value)

set line(Object? value) native;

© 2012 the Dart project authors
Licensed under the BSD 3-Clause "New" or "Revised" License.
https://api.dart.dev/stable/2.18.5/dart-html/VttCue/line.html