3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php print log(31,2); print "<br>\n"; print rount(log(31,2)); print "<br>\n"; print pow(2,5); print "<br>\n"; print pow(round(log(31,2)),2);
based on B7KXV
Output for 7.0.0 - 7.2.0
4.9541963103869<br> Fatal error: Uncaught Error: Call to undefined function rount() in /in/sMDa5:4 Stack trace: #0 {main} thrown in /in/sMDa5 on line 4
Process exited with code 255.
Output for 5.3.18 - 5.6.28
4.9541963103869<br> Fatal error: Call to undefined function rount() in /in/sMDa5 on line 4
Process exited with code 255.