你即將離開本站

並前往https://www.codeproject.com/Questions/5290647/Make-form-invalid-in-javascript

Make form invalid in javascript - CodeProject

Copy Code. Unfortunately, you can't style pseudo classes in JavaScript, since they're not real elements, they don't exist in the actual DOM.

確定！ 回上一頁

查詢 「Input invalid after」的人也找了：

  1. Input invalid after
    2.
  2. css input:invalid after submit
    3.
  3. Js input invalid
    4.
  4. CSS invalid
    5.
  5. form invalid
    6.
  6. Input required valid
    7.
  7. Placeholder-shown
    8.
  8. Input:required CSS
    9.