The startid and endid attributes are used to indicate the chordMember elements on which the barre starts and finishes respectively. The fret at which the barre should be created is recorded by the fret attribute.
<elementSpec ident="barre" module="MEI.stringtab">
<desc xml:lang="en">A barre in a chord tablature grid.</desc>
<content>
<empty/>
</content>
<attList>
<attDef ident="fret" usage="opt">
<desc xml:lang="en">This attribute is deprecated in favour of
<att>tab.fret</att>, and will be removed in a future version. Records the location at which the strings
should be stopped against a fret in a fretboard diagram. This may or may not be the
same as the actual location on the fretboard of the instrument in performance.</desc>
<datatype>
<rng:data type="positiveInteger">
<rng:param name="minInclusive">1</rng:param>
<rng:param name="maxInclusive">5</rng:param>
</rng:data>
</datatype>
</attDef>
</attList>
<remarks xml:lang="en">
<p>The <att>startid</att> and <att>endid</att> attributes are used to indicate the <gi scheme="MEI">chordMember</gi> elements on which the barre starts and finishes
respectively. The fret at which the barre should be created is recorded by the <att>fret</att>
attribute.</p>
</remarks>
</elementSpec>