Rabits created NIFI-6099:
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Summary: NiFi Expression Language `default` function
Key: NIFI-6099
URL: https://issues.apache.org/jira/browse/NIFI-6099
Project: Apache NiFi
Issue Type: Improvement
Components: Core Framework
Affects Versions: 1.9.0
Reporter: Rabits
It will be really great to support default('defaultValue') function for NFEL -
users could use default values of variable is undefined/null.
Function can help with creating interfaces together with NIFI-6098
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