Deprecation: #73744 - Deprecate Clipboard->confirmMsg() 

See forge#73744

Description 

Clipboard::confirmMsg has been marked as deprecated.

Impact 

Using Clipboard::confirmMsg() will trigger a deprecation log entry.

Affected Installations 

Any TYPO3 instance using a third-party extension using the PHP method above.

Migration 

Use Clipboard::confirmMsgText() to get the confirm message and make use of the Modal API.