обязательное свойство

bool обязательное

Исходный код

@DomName('HTMLSelectElement.required')
@DocsEditable()
bool get required =>
    _blink.BlinkHTMLSelectElement.instance.required_Getter_(this);

void required=(bool значение)

Исходный код

@DomName('HTMLSelectElement.required')
@DocsEditable()
set required(bool value) =>
    _blink.BlinkHTMLSelectElement.instance.required_Setter_(this, value);

© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dartlang.org/stable/1.24.3/dart-html/SelectElement/required.html