XHTML Attributes - enctype

enctype: This is the content type used to submit the form to the server when the method is post.

Content: "application/x-www-form-urlencoded" or "multipart/form-data"
Use "multipart/form-data" when you're using the <input type="file" />.

Default: application/x-www-form-urlencoded

Deprecated in XHTML 1.0: No

DTD: XHTML 1.0 Standard