What are the list of validity properties?

Posted by Jennifer | Updated on

The validity property of an input element provides a set of properties related to the validity of data.

  1. customError: It returns true, if a custom validity message is set.
  2. patternMismatch: It returns true, if an element’s value does not match its pattern attribute.
  3. rangeOverflow: It returns true, if an element’s value is greater than its max attribute.
  4. rangeUnderflow: It returns true, if an element’s value is less than its min attribute.
  5. stepMismatch: It returns true, if an element’s value is invalid according to step attribute.
  6. tooLong: It returns true, if an element’s value exceeds its maxLength attribute.
  7. typeMismatch: It returns true, if an element’s value is invalid according to type attribute.
  8. valueMissing: It returns true, if an element with a required attribute has no value.
  9. valid: It returns true, if an element’s value is valid.

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