CKEditor 5
CKEditor 5 LTS Edition
Cloud Services
CKBox

Sign up (with export icon)

Getting started
Features
Examples
Framework
API
Updating

Support

CKEditor 5 LTS Edition
Cloud Services
CKBox

CKEditor 5 (with chevron-right icon)

Support

Getting started (with chevron-right icon)

Features (with chevron-right icon)

Examples (with chevron-right icon)

Framework (with chevron-right icon)

Updating (with chevron-right icon)

API (with chevron-right icon)

CaseChangeTransformCallback

Public
Protected
Private
Inherited
Internal
Deprecated
Experimental

typedef

Parameters

arg: string

Returns

string

Was this page helpful?

Every day, we work hard to keep our documentation complete. Have you spotted outdated information? Is something missing? Please report it via our issue tracker.

GitHub Support Contact Us

© 2003 - 2026 CKSource. All rights reserved.