Appendix C: ECMAScript
Language Binding
This appendix contains the complete ECMAScript [ECMAScript] binding for the Level
3 Document Object Model XPath definitions.
- Properties of the XPathException Constructor
function:
-
- XPathException.INVALID_EXPRESSION_ERR
- The value of the constant
XPathException.INVALID_EXPRESSION_ERR is 1.
- XPathException.TYPE_ERR
- The value of the constant XPathException.TYPE_ERR is
2.
- Objects that implement the XPathException
interface:
-
- Properties of objects that implement the XPathException
interface:
-
- code
- This property is a Number.
- Objects that implement the XPathEvaluator
interface:
-
- Functions of objects that implement the XPathEvaluator
interface:
-
- createExpression(expression, resolver)
- This function returns an object that implements the
XPathExpression interface.
The expression parameter is a String.
The resolver parameter is an object that implements the
XPathNSResolver interface.
This function can raise an object that implements the
XPathException interface or the DOMException
interface.
- createNSResolver(nodeResolver)
- This function returns an object that implements the
XPathNSResolver interface.
The nodeResolver parameter is an object that implements the
Node interface.
- evaluate(expression, contextNode, resolver, type,
result)
- This function returns an object that implements the
XPathResult interface.
The expression parameter is a String.
The contextNode parameter is an object that implements the
Node interface.
The resolver parameter is an object that implements the
XPathNSResolver interface.
The type parameter is a Number.
The result parameter is an object that implements the
XPathResult interface.
This function can raise an object that implements the
XPathException interface or the DOMException
interface.
- Objects that implement the XPathExpression
interface:
-
- Functions of objects that implement the XPathExpression
interface:
-
- evaluate(contextNode, type, result)
- This function returns an object that implements the
XPathResult interface.
The contextNode parameter is an object that implements the
Node interface.
The type parameter is a Number.
The result parameter is an object that implements the
XPathResult interface.
This function can raise an object that implements the
XPathException interface or the DOMException
interface.
- Objects that implement the XPathNSResolver
interface:
-
- Functions of objects that implement the XPathNSResolver
interface:
-
- lookupNamespaceURI(prefix)
- This function returns a String.
The prefix parameter is a String.
- Properties of the XPathResult Constructor function:
-
- XPathResult.ANY_TYPE
- The value of the constant XPathResult.ANY_TYPE is
0.
- XPathResult.NUMBER_TYPE
- The value of the constant XPathResult.NUMBER_TYPE is
1.
- XPathResult.STRING_TYPE
- The value of the constant XPathResult.STRING_TYPE is
2.
- XPathResult.BOOLEAN_TYPE
- The value of the constant XPathResult.BOOLEAN_TYPE is
3.
- XPathResult.UNORDERED_NODE_ITERATOR_TYPE
- The value of the constant
XPathResult.UNORDERED_NODE_ITERATOR_TYPE is 4.
- XPathResult.ORDERED_NODE_ITERATOR_TYPE
- The value of the constant
XPathResult.ORDERED_NODE_ITERATOR_TYPE is 5.
- XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE
- The value of the constant
XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE is 6.
- XPathResult.ORDERED_NODE_SNAPSHOT_TYPE
- The value of the constant
XPathResult.ORDERED_NODE_SNAPSHOT_TYPE is 7.
- XPathResult.ANY_UNORDERED_NODE_TYPE
- The value of the constant
XPathResult.ANY_UNORDERED_NODE_TYPE is 8.
- XPathResult.FIRST_ORDERED_NODE_TYPE
- The value of the constant
XPathResult.FIRST_ORDERED_NODE_TYPE is 9.
- Objects that implement the XPathResult interface:
-
- Properties of objects that implement the XPathResult
interface:
-
- resultType
- This read-only property is a Number.
- numberValue
- This read-only property is an object that implements the
double interface and can raise an object that implements the
XPathException interface on retrieval.
- stringValue
- This read-only property is a String and can raise an
object that implements the XPathException interface on
retrieval.
- booleanValue
- This read-only property is a Boolean and can raise an
object that implements the XPathException interface on
retrieval.
- singleNodeValue
- This read-only property is an object that implements the
Node interface and can raise an object that implements the
XPathException interface on retrieval.
- invalidIteratorState
- This read-only property is a Boolean.
- snapshotLength
- This read-only property is a Number and can raise an
object that implements the XPathException interface on
retrieval.
- Functions of objects that implement the XPathResult
interface:
-
- iterateNext()
- This function returns an object that implements the Node
interface.
This function can raise an object that implements the
XPathException interface or the DOMException
interface.
- snapshotItem(index)
- This function returns an object that implements the Node
interface.
The index parameter is a Number.
This function can raise an object that implements the
XPathException interface.
- Properties of the XPathNamespace Constructor
function:
-
- XPathNamespace.XPATH_NAMESPACE_NODE
- The value of the constant
XPathNamespace.XPATH_NAMESPACE_NODE is 13.
- Objects that implement the XPathNamespace
interface:
-
- Objects that implement the XPathNamespace interface have
all properties and functions of the Node interface as well
as the properties and functions defined below.
- Properties of objects that implement the XPathNamespace
interface:
-
- ownerElement
- This read-only property is an object that implements the
Element interface.