CSS :valid Pseudo Class

The :valid pseudo-class selects <form> elements with a value that validates according to the element's settings.

The :valid selector only works for form <input> elements with min and max attributes, email fields with a legal email, number fields with a numeric value or required fields with not empty value.

Version

CSS3

Syntax

:valid {
css declarations;
}

Example

<!DOCTYPE html>
<html>
  <head>
    <title>Title of the document</title>
    <style>
      input{
      border:1px solid #cccccc;
      padding:5px 10px;
      }
      input:valid {
      background-color: #eeeeee;
      }
    </style>
  </head>
  <body>
    <h2>:valid selector example</h2>
    <form>
      <input type="email" value="w3docs@example.com">
    </form>
  </body>
</html>

In the given example when typing an illegal e-mail address, the styling disappears.

Browser support

10.0+ 12.0+ 4.0+ 10.1+ 10.0+

Practice Your Knowledge

The :valid selector works for




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