3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function diff($t, $o){ $t = deg2rad($t); $o = deg2rad($o); if($t<0)$t += M_PI_2; if($o<0)$o += M_PI_2; $diff = abs($t-$o ); $diff = min( M_PI_2 - $diff, $diff); echo rad2deg($diff) .PHP_EOL; } diff(-1,1);//2 diff(-90,90);//180 diff(-179,179);//2
based on qOtdI
Output for 4.3.10 - 4.4.1, 4.4.3 - 4.4.9, 5.0.2 - 5.0.5, 5.1.1, 5.1.3 - 5.1.4, 5.1.6 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
2 0 -178
Output for 4.4.2, 5.1.2, 5.1.5
//22 0 -178
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/EFTvp on line 16
Process exited with code 255.
Output for 4.3.0 - 4.3.9, 5.0.0 - 5.0.1
Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/EFTvp on line 11 2PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/EFTvp on line 11 0PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/EFTvp on line 11 -178PHP_EOL