XPathEvaluator: XPathEvaluator() constructor
The XPathEvaluator() constructor creates a new XPathEvaluator.
Syntax
new XPathEvaluator()
Parameters
None.
Return value
A new XPathEvaluator object.
Examples
Count the number of <div> elements
The following example shows the use of the XPathEvaluator interface.
HTML
<div>XPath example</div>
<div>Number of <div> elements: <output></output></div>
JavaScript
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;
Result
Specifications
| Specification |
|---|
| DOM Standard # dom-xpathevaluator-xpathevaluator |
Browser compatibility
BCD tables only load in the browser