bool hidden

Source 

@DomName('HTMLElement.hidden')
@DocsEditable()
bool get hidden => _blink.BlinkHTMLElement.instance.hidden_Getter_(this);
void hidden=(bool value)

Source 

@DomName('HTMLElement.hidden')
@DocsEditable()
set hidden(bool value) =>
    _blink.BlinkHTMLElement.instance.hidden_Setter_(this, value);