as_list(read_xml("<foo> a <b /><c><![CDATA[<d></d>]]></c></foo>"))
as_list(read_xml("<foo> <bar><baz /></bar> </foo>"))
as_list(read_xml("<foo id = 'a'></foo>"))
as_list(read_xml("<foo><bar id='a'/><bar id='b'/></foo>"))
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