IPWorks IoT 2020 JavaScript Edition

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HasXPath Method

Determines whether a specific element exists in the document.


json.hasXPath(XPath : string): boolean


This method determines whether a particular XPath exists within the document. This may be used to check if a path exists before setting it via XPath.

This method returns True if the xpath exists, False if not.

See XPath for details on the XPath syntax.

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IPWorks IoT 2020 JavaScript Edition - Version 20.0 [Build 8265]