http://www.w3.org/1999/xhtml
complexType button.content

{http://www.w3.org/2001/XMLSchema}anyType
    {http://www.w3.org/1999/xhtml}button.content

Model

<...>
(p | h1 | h2 | h3 | h4 | h5 | h6 | div | ul | ol | dl | pre | hr | blockquote | address | table | br | span | bdo | map | object | img | tt | i | b | big | small | em | strong | dfn | code | q | samp | kbd | var | cite | abbr | acronym | sub | sup | noscript | ins | del | script)* mixed with character data
</...>

Prohibited substitutions (block)

allowed to substitute with an xsi:type attribute with any derived type

Content Type

mixed content, not nillable.
This type can be derived by extension or restriction.

Derived types

anonymous type in button

Documentation

      button uses "Flow" but excludes a, form and form controls