Online 4055

From Htmlpedia
Jump to: navigation, search

Online: Element "..." is missing required attribute "..."

Cause:

A mandatory attribute for this element/tag is not defined.

Example:

Sample: Element input is missing required attribute alt.

Bad<input name="Go" type="submit">
Good<input name="Go" alt="Go!" type="submit">

Solution:

Check the definition of the tag. Look for the required attributes. Add the requested attribute.

References: