3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo NAN <=> NAN;
based on Ttsro
Output for 7.1.10 - 7.2.0
1
Output for 7.0.0 - 7.1.7
-1
Output for 5.5.24 - 5.6.28
Parse error: syntax error, unexpected '>' in /in/e3vDd on line 3
Process exited with code 255.