HTMLSelectElement.setCustomValidity()
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since December 2018.
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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