仕様書

• Web Forms 2.0
  • 2.12. The datalist element and the list attribute <IW:WF2:"#the-datalist">
  • <http://www.whatwg.org/specs/web-forms/current-work/#fetching-data>

処理モデル

[1]

The datalist element may be prefilled from an external file with the data attribute.