Modifier: modify_date

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

date: November 17th, 2025

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

November 16th, 2025
February 16th, 2026
February 2nd, 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.