3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php namespace Foo; define('Foo\\null', true, true); define('Foo\\false', true, true); //define("Foo\\INF", 1337, true); echo 'null:';if (null) echo "TRUE";else echo "FALSE"; echo "\nfalse:";if (false) echo "TRUE";else echo "FALSE"; echo "\ntrue:";if (true) echo "TRUE";else echo "FALSE"; $n=9821730498712083740189204398190102983704192873481720384701892703498701827034897012897340817209384701982; $n*=$n*$n; echo "\n2^5000:".$n;
Output for 7.0.0 - 7.1.0
null:FALSE false:FALSE true:TRUE 2^5000:INF
Output for hhvm-3.10.0 - 3.12.0
Warning: Case insensitive constant names are not supported in HipHop in /in/BSHiK on line 3 Warning: Case insensitive constant names are not supported in HipHop in /in/BSHiK on line 4 null:FALSE false:FALSE true:TRUE 2^5000:INF
Output for 5.3.0 - 5.6.28
null:TRUE false:TRUE true:TRUE 2^5000:INF
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_STRING in /in/BSHiK on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_STRING in /in/BSHiK on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/BSHiK on line 2
Process exited with code 255.