The read-only singleNodeValue
property of the XPathResult
interface returns a Node
value or null
in case no node was matched of a result with XPathResult.resultType
being ANY_UNORDERED_NODE_TYPE
or FIRST_ORDERED_NODE_TYPE
.
XPathResult.singleNodeValue
Value
The return value is the Node
value of the XPathResult
returned by Document.evaluate()
.
Exceptions
TYPE_ERR
In case XPathResult.resultType
is not ANY_UNORDERED_NODE_TYPE
or FIRST_ORDERED_NODE_TYPE
, an XPathException
of type TYPE_ERR
is thrown.
Examples
The following example shows the use of the singleNodeValue
property.
HTML
<div>XPath example</div> <div>Tag name of the element having the text content 'XPath example': <output></output></div>
JavaScript
var xpath = "//*[text()='XPath example']"; var result = document.evaluate(xpath, document, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null); document.querySelector("output").textContent = result.singleNodeValue.localName;
Result
Specifications
Specification |
---|
DOM Standard # dom-xpathresult-singlenodevalue |
Browser compatibility
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
singleNodeValue |
1
|
12
|
1
|
No
|
≤12.1
|
3
|
1
|
18
|
4
|
≤12.1
|
1
|
1.0
|
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https://developer.mozilla.org/en-US/docs/Web/API/XPathResult/singleNodeValue