Container for holding non-MEI data formats, similar to <extMeta> but available in <when> rather than in <meiHead>. The content of this element, by virtue of being inside a <when> element, is associated with a particular point in time in a media file and this point in time may be linked to symbolic data, such as notes, chords, rests, etc., recorded elsewhere. When the data in <extData> contains left angle bracket (less-than) or ampersand characters, or when it contains white space that should be preserved (such as line breaks), then the data should be enclosed in a CDATA section (e.g., for JSON formatted data).
<elementSpec ident="extData" module="MEI.shared">
<gloss xml:lang="en">extended data</gloss>
<desc xml:lang="en">Provides a container element for non-MEI data formats.</desc>
<classes>
<memberOf key="att.basic"/>
<memberOf key="att.labelled"/>
<memberOf key="att.responsibility"/>
<memberOf key="att.typed"/>
<memberOf key="att.whitespace"/>
<memberOf key="att.pointing"/>
<memberOf key="att.internetMedia"/>
</classes>
<content>
<rng:zeroOrMore>
</rng:zeroOrMore>
</content>
<remarks xml:lang="en">
<p>Container for holding non-MEI data formats, similar to <gi scheme="MEI">extMeta</gi> but available in <gi scheme="MEI">when</gi> rather than in <gi scheme="MEI">meiHead</gi>. The content of this element, by virtue of being inside a <gi scheme="MEI">when</gi> element, is associated with a particular point in time in a media file and this point
in time may be linked to symbolic data, such as notes, chords, rests, etc., recorded
elsewhere. When the data in <gi scheme="MEI">extData</gi> contains left angle bracket (less-than) or ampersand characters, or when it contains
white space that should be preserved (such as line breaks), then the data should be
enclosed in a CDATA section (
<abbr>e.g.</abbr>, for JSON formatted data).</p>
</remarks>
</elementSpec>