N/xml Module
XPath.select()
Method Description: Selects an array of nodes from an XML that match an XPath expression.
Returns: xml.Node[]
Supported Script Types: All script types For more information, see SuiteScript 2.0 Script Types.
Governance: None
Module: N/xml Module
Since: 2015.2
Search NetSuite - https://system.netsuite.com/app/help/helpcenter.nl?search=XPath.select(options)

// Code Example 1

//Add additional code

//...

var bookNode = xml.XPath.select({

    node : xmlDocument,

    xpath : '//book'

});

//...

//Add additional code



//SOURCE: https://system.netsuite.com/app/help/helpcenter.nl?fid=section_4344925105.html