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run code in 150+ php & hhvm versions
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<?php $x = strtotime('2014-01-01') - strtotime('2014-01-01'); echo date('h:i', 0); // echoes: 01:00 (!)
Output for 4.3.0 - 5.0.5, 5.1.1 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
01:00
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/OYSXB on line 4
Process exited with code 255.