XPATH used with XMLLIB
The XPATH function that is used with XMLLIB queries the XML input.
This function queries the XML input, which is provided as a text stream or URL, by using the specified XPATH expression and context, returning the result of the evaluation.
- Syntax:
- XPATH (single-text-expression, single-text-expression, single-text-expression)
- Meaning:
- XPATH (xml_url_or_xml_fragment, xpath_expression, context_expression)
- Returns:
- A single text item
Examples
- xmllib->XPATH( "ipo.in.xml", "./order//item[1]/shipDate",
"/ipo:purchaseOrders " )
Returns the content of the shipDate element from the ipo.in.xml file.
- xmllib->XPATH( PACKAGE(source), "/ipo:purchaseOrders/order/items/item[1]/shipDate",
"/" )
Returns the content of the shipDate element from the input XML fragment.