Class DOMXPath

PHP Extension: Dom
Documented at php.net

Methods summary
`public`	# `__construct( DOMDocument $doc )`
`public`	# `registerNamespace( mixed $prefix, mixed $uri )`
`public`	# `query( mixed $expr, DOMNode $context, mixed $registerNodeNS )`
`public`	# `evaluate( mixed $expr, DOMNode $context, mixed $registerNodeNS )`
`public`	# `registerPhpFunctions( )`