This element can not contain text. It may contain the following children: annotation, aside, bridgehead, code, div, dl, xforms:group, xforms:input, m:math, note, object, ol, p, pagebreak, poem, quote, xforms:range, xforms:repeat, xforms:secret, sel:select, xforms:select, xforms:select1, separator, table, xforms:textarea and ul.
http://www.daisy.org/z3986/2010/auth/features/select/
This element belongs to the feature «Content Selection»
| Name | Presence | Description |
|---|---|---|
| expr | Required | Value: Any string |
| xml:id | Optional |
The xml:id attribute specifies a
document-wide unique identifier of the element. Consult xml:id Version 1.0 for further information. Value: Some value of type ID
|