3v4l.org

run code in 300+ PHP versions simultaneously
<?php $dt = new DateTime; for ($w = 1; $w <= 52; $w++) { $dt->setISODate(2013, $w); echo $dt->format('Y-m-d W') . "\n\n"; }
Output for git.master, git.master_jit, rfc.property-hooks
2012-12-31 01 2013-01-07 02 2013-01-14 03 2013-01-21 04 2013-01-28 05 2013-02-04 06 2013-02-11 07 2013-02-18 08 2013-02-25 09 2013-03-04 10 2013-03-11 11 2013-03-18 12 2013-03-25 13 2013-04-01 14 2013-04-08 15 2013-04-15 16 2013-04-22 17 2013-04-29 18 2013-05-06 19 2013-05-13 20 2013-05-20 21 2013-05-27 22 2013-06-03 23 2013-06-10 24 2013-06-17 25 2013-06-24 26 2013-07-01 27 2013-07-08 28 2013-07-15 29 2013-07-22 30 2013-07-29 31 2013-08-05 32 2013-08-12 33 2013-08-19 34 2013-08-26 35 2013-09-02 36 2013-09-09 37 2013-09-16 38 2013-09-23 39 2013-09-30 40 2013-10-07 41 2013-10-14 42 2013-10-21 43 2013-10-28 44 2013-11-04 45 2013-11-11 46 2013-11-18 47 2013-11-25 48 2013-12-02 49 2013-12-09 50 2013-12-16 51 2013-12-23 52

This tab shows result from various feature-branches currently under review by the php developers. Contact me to have additional branches featured.

Active branches

Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page

preferences:
61.49 ms | 402 KiB | 8 Q