Modifier: modify_date

Alters a timestamp by incrementing or decrementing in a format accepted by PHP’s native strtotime() method.

date: April 21st, 2026

{{ date | modify_date:last Sunday }}
{{ date | modify_date:+3 months }}
{{ date | modify_date:-2 weeks }}

April 19th, 2026
July 19th, 2026
July 5th, 2026

This modifier modifies the variable directly which will carry over to subsequent modifications, as shown in the above example.

Additional Reading

Learn how to use and chain modifiers in the Antlers template guide.