modify("+2 days"); $ts->modify("Friday +3 weeks"); $ts->modify("next friday"); ?>]]> Result: Mon, 17 Mar 2018 15:53:55 +0000 |ef2929|Mon, 19 Mar| 2018 15:53:55 +0000 |ef2929|Fri, 13 Apr| 2018 00:00:00 |ef2929|+0100| Fri, |ef2929|20 Apr| 2018 00:00:00 +0100