3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo date( 'd-m-Y', '01-01-2012' ); ?>
Output for 5.1.0 - 7.2.0
Notice: A non well formed numeric value encountered in /in/IBUIB on line 3 01-01-1970
Output for 4.3.0 - 5.0.5
01-01-1970