NiFi Ingest 26.3
NiFi Ingest

# addField

The `addField` method adds a sub field with the specified name and value.

## Syntax

    addField( fieldname, fieldvalue )

## Arguments

Argument | Description
--- | ---
`fieldname` | (string) The name of the field.
`fieldvalue` | (string) The value of the field.

## Returns

(LuaField) A LuaField object representing the new field.

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Version 26.3 | Last updated July 2026

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Product: Knowledge Discovery NiFi Ingest 26.3

Topic Title: addField