HTMLSelectElement.setCustomValidity()
Baseline 2023
Newly available
Since March 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.
HTMLSelectElement.setCustomValidity()
方法可為指定的元素設定自定義檢核訊息。使用空字串表示元素沒有發生違反自定檢核條件的錯誤。
語法
js
selectElt.setCustomValidity(string);
參數
- string 為
DOMString
,代表錯誤訊息。
規範
Specification |
---|
HTML Standard # dom-cva-setcustomvalidity-dev |
瀏覽器相容性
BCD tables only load in the browser