Modifier: modify_date

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

date: February 16th, 2026

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

February 15th, 2026
May 15th, 2026
May 1st, 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.