add function for the date

snippets/org-mode/article

@@ -6,7 +6,7 @@
 # -*- ispell-local-dictionary: "english" -*-
 #+TITLE: ${1:Title}
 #+SUBTITLE: ${2:Subtitle}
-#+DATE: ${3:13. April 2022}
+#+DATE: ${3:{{{modification-time(%d.%m.%Y)}}}}
 #+AUTHOR: ${4:My Name}
 #+EMAIL: ${5:my.name@example.com}
 #+KEYWORDS: