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<?php var_dump(new Datetime('now -2 days +1 weekday'));
based on TaqgL
Output for 5.4.30 - 5.4.45, 5.6.28, 7.0.20 - 7.2.0
object(DateTime)#1 (3) { ["date"]=> string(26) "2015-12-02 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 5.6.21, 7.0.6
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-05-02 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 7.0.5
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-04-04 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 7.0.4
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-03-09 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 7.0.3
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-03-17 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 7.0.2
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-03-22 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 7.0.1
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-03-23 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 5.6.15 - 5.6.16, 7.0.0
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-03-28 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 5.5.34, 5.6.20
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-04-11 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 5.6.19
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-03-07 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 5.6.18
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-03-14 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 5.5.31, 5.6.17
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-03-21 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 5.6.14
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-04-13 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 5.6.13
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-04-14 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 5.6.12
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-04-19 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 5.5.26, 5.6.10 - 5.6.11
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-04-25 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 5.6.9
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-04-26 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 5.6.8
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-04-29 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 5.5.24, 5.5.35
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-05-23 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 5.5.33
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-03-08 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 5.5.32
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-03-16 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 5.5.30
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-03-31 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 5.5.29
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-04-18 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 5.5.28
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-04-20 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 5.5.27
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-04-21 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 5.5.25
object(DateTime)#1 (3) { ["date"]=> string(26) "2016-04-28 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 5.3.20 - 5.4.29
object(DateTime)#1 (3) { ["date"]=> string(19) "2015-12-02 00:00:00" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }