Modifier: modify_date

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

date: August 21st, 2025

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

August 17th, 2025
November 17th, 2025
November 3rd, 2025

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.