xpathsnippet() Function

Function

xpathsnippet( snippet, expression, prefix )

This function finds information in an XML document provided as Text.

Parameters

Keyword	Type	Description
snippet	Text	An XML Snippet or an XML Document URL.
expression	Text	The XPath Expression to evaluate.
prefix	Text	Prefix used if the XML document has a default namespace.

Returns

Text Array

Usage considerations

The prefix value must be in your XPath expression and has a default value of ns.

The function supports XPath 1.0 queries.

Examples

You can copy and paste these examples into the Expression Rule Designer to see how this works.

xpathsnippet(pv!theWeather, "//Temperature")&" degrees under "&xpathsnippet(pv!theWeather, "//SkyConditions")&" skies in "&pv!city returns 67 degrees under partly cloudy skies in Washington D.C.

xpathsnippet("<name>John Smith</name>", "//name/text()") returns John Smith

Feature compatibility

The table below lists this function's compatibility with various features in Appian.

Feature	Compatibility	Note
Portals	Partially compatible	Can be used with Appian Portals if it is connected using an integration and web API.
Offline Mobile	Partially compatible	Can be used with offline mobile if it is loaded at the top of the form.
Sync-Time Custom Record Fields	Incompatible
Real-Time Custom Record Fields	Incompatible	Custom record fields that evaluate in real time must be configured using one or more Custom Field functions.
Process Reports	Incompatible	Cannot be used to configure a process report.
Process Events	Incompatible	Cannot be used to configure a process event node, such as a start event or timer event.

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