3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $x = strtotime('2014-01-01') - strtotime('2014-01-01'); echo date('U', 0); // echoes: 01:00 (!)
Output for 4.3.0 - 5.0.5, 5.1.1 - 7.2.0
0
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/l8aaK on line 4
Process exited with code 255.