---
name: "Prelude.toUpper"
section: "3kaya"
platform: "linux"
package: "kaya"
version: "0.4.4-6.2"
release: "Debian 8 (Jessie)"
platforms: ["linux"]
url: "https://new.carta.tech/Prelude.toUpper"
---

# Prelude.toUpper(3kaya)

Converts the character to an upper-case letter

## NAME

Prelude::toUpper - Converts the character to an upper-case letter

## SYNOPSIS

**Char toUpper(** *Char c* **)**

## ARGUMENTS

**c** The character

## DESCRIPTION

Converts the character to an upper-case letter. Non-alphabetical characters are returned unchanged.

This function may give unusual results with non-ASCII characters.

## AUTHORS

Kaya standard library by Edwin Brady, Chris Morris and others (kaya@kayalang.org). For further information see http://kayalang.org/

## LICENSE

The Kaya standard library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License (version 2.1 or any later version) as published by the Free Software Foundation.

## RELATED

**Prelude.toLower (3kaya)**

**Prelude.toUpper\_1 (3kaya)**