NiFi Ingest 26.1
NiFi Ingest

# getFieldNames

The `getFieldNames` method returns the names of the sub fields in the LuaField object.

## Syntax

    getFieldNames()

## Returns

(Strings). The names of the sub fields. The strings can be assigned to a table. To map the return values to a table, surround the function call with braces. For example:

    fieldnames = { field:getFieldNames() }

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Version 26.1 | Last updated January 2026

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Product: Knowledge Discovery NiFi Ingest 26.1

Topic Title: getFieldNames