HTML and CSS Reference
<script> . . . </script>
number of times in the head or body of the document. The script may be provided in the
script element or in an external file (by providing the src attribute).
In XHTML, when the script is provided as the content of the script element (i.e., not as an
external file), the script should be contained in a CDATA section, as shown in the example
Metadata content, flow content, phrasing content
Where metadata or phrasing content is expected
If there is no src attribute, the content model depends on the type attribute. If there is a
src attribute, the element must be either empty or contain only script documentation.
HTML5 Global Attributes