1. @DomName('Range.expand')
  2. @DocsEditable()
  3. @Experimental()
void expand(
String unit
)

Not documented.

Source

@DomName('Range.expand')
@DocsEditable()
@Experimental() // non-standard
void expand(String unit) => _blink.BlinkRange.instance.expand_Callback_1_(unwrap_jso(this), unit);