The XPathEvaluator()
constructor creates a new XPathEvaluator
.
The XPathEvaluator()
constructor creates a new XPathEvaluator
.
js
new XPathEvaluator()
None.
A new XPathEvaluator
object.
<div>
elementsThe following example shows the use of the XPathEvaluator
interface.
html
<div>XPath example</div> <div>Number of <div> elements: <output></output></div>
js
const xpath = "//div"; const evaluator = new XPathEvaluator(); const expression = evaluator.createExpression(xpath); const result = expression.evaluate( document, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, ); document.querySelector("output").textContent = result.snapshotLength;
Specification |
---|
DOM Standard # dom-xpathevaluator-xpathevaluator |
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
XPathEvaluator |
1 | 12 | 1 | No | ≤12.1 | 3 | 4.4 | 18 | 4 | ≤12.1 | 1 | 1.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/XPathEvaluator/XPathEvaluator