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run code in 200+ php & hhvm versions
Bugs & Features
<?php $date = new DateTime('2015-01-10'); echo $date->modify('last day of this month')->format('Y-m-d');
based on rDGNQ

Shows result from various feature-branches currently under review from the php developers. Contact me to have additional branches featured.

Output for Typed properties v2
2015-01-31
Output for Arrow functions
2015-01-31
Output for Object typehint
2015-01-31
Output for Array change keys
2015-01-31
Output for Lexical anon
2015-01-31

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