This image should be deleted 7 days after this template was added.
Example with date:
{{User:LordBiro/Template-example| {{CURRENTDAY}} {{CURRENTMONTHNAME}} {{CURRENTYEAR}} }} produces the following:
This image should be deleted on Fri, 26 Apr 2024.
{{User:LordBiro/Template-example| 2 May 2007 }} produces the following:
This image should be deleted on Wed, 9 May 2007.