XPathResult: booleanValue property

The read-only booleanValue property of the XPathResult interface returns the boolean value of a result with XPathResult.resultType being BOOLEAN_TYPE.

Note: This feature is available in Web Workers

Value

The return value is the boolean value of the XPathResult returned by Document.evaluate().

Exceptions

TYPE_ERR

In case XPathResult.resultType is not BOOLEAN_TYPE, an XPathException of type TYPE_ERR is thrown.

Examples

The following example shows the use of the booleanValue property.

HTML

<div>XPath example</div>
<p>Text is 'XPath example': <output></output></p>

JavaScript

const xpath = "//div/text() = 'XPath example'";
const result = document.evaluate(xpath, document, null, XPathResult.BOOLEAN_TYPE, null);
document.querySelector("output").textContent = result.booleanValue;

Result

Specifications

Specification
DOM Standard # dom-xpathresult-booleanvalue

Browser compatibility

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