document.createExpression

This method compiles an XPathExpression which can then be used for (repeated) evaluations.

Syntax

xpathExpr = document.createExpression(xpathText, namespaceURLMapper);

Parameters

• String xpathText (the XPath expression to be compiled)
• Function namespaceURLMapper (maps a namespace prefix to a namespace URL (or null if none needed))

Return value

XPathExpression

Browser compatibilityUpdate compatibility data on GitHub

See also

• Document.evaluate()
• XPathExpression