p

DataWeave 2.2 is compatible and bundled with Mule 4.2. Standard Support for Mule 4.2 ended on May 2, 2021, and this version of Mule will reach its End of Life on May 2, 2023, when Extended Support ends.

Deployments of new applications to CloudHub that use this version of Mule are no longer allowed. Only in-place updates to applications are permitted.

MuleSoft recommends that you upgrade to the latest version of Mule 4 that is in Standard Support so that your applications run with the latest fixes and security enhancements.

p(String): String

This function returns a string that identifies the value of one of these input properties: Mule property placeholders, System properties, or Environment variables.

The p function returns a null value if the property is not set or if the function does not find the property.

For more on this topic, see Configure Properties.

Parameters

Name Description

propertyName

A string that identifies property.

Example

This example logs the value of the property http.port in a Logger component.

Source

<flow name="simple">
 <logger level="INFO" doc:name="Logger"
   message="#[Mule::p('http.port')]"/>
</flow>

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