3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $x = 1; for ($i = 2; $i < 100; $i++) { $x /= $i; } var_dump($x, (string) $x, (float) (string) $x);
Output for 4.3.0 - 7.1.0
float(1.0715102881255E-156) string(20) "1.0715102881255E-156" float(1.0715102881255E-156)