<http://schema.org/description>
"Handle tables returned from SAP, with PHP+SOAP. Note that AtpTable is listed as input (non-optional). Just pass it an empty string. For the output, you have to handle 3 cases: empty, 1 result (returns a single object), more than..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.jasonfilley.com/php-soap-handling-of-sap-table-reads/>