XHTML and the W3C

Visit the W3C Markup Validation Service

• Link, Take a moment to glance:

  • W3C Markup Validation Service.

• Notice the options there:

  1. Validate by URI.
  2. Validate by File Upload.
  3. Validate by Direct Input.

• Yes, all of these facilities and more are available on-line from the W3C, given to us for free.