NiFi Ingest 26.3
NiFi Ingest

# log

The `log` function appends log messages to the specified file.

## Syntax

    log( file, message )

## Arguments

Argument | Description
--- | ---
`file` | (string) The file to append log messages to.
`message` | (string) The message to print to the file.

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Version 26.3 | Last updated July 2026

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Product: Knowledge Discovery NiFi Ingest 26.3

Topic Title: log