3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump(log10(2*2)*10); var_dump(log10(3*3)*10); var_dump(log10(4*4)*10);
based on O1Til
Output for 4.3.0 - 7.2.0
float(6.0205999132796) float(9.5424250943932) float(12.041199826559)