NiFi Ingest 26.3
NiFi Ingest

# upper_case_utf8

Converts a UTF-8 string to upper case.

## Syntax

    upper_case_utf8( input )

## Arguments

Argument | Description
--- | ---
`input` | (string) The input string.

## Returns

(String). The original string in upper case.

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Version 26.3 | Last updated July 2026

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Product: Knowledge Discovery NiFi Ingest 26.3

Topic Title: upper_case_utf8