3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(0*-1.0); var_dump(-0.0 === +0.0);
based on ENMt7
Output for 5.2.1 - 7.1.0
float(-0) bool(true)
Output for 4.3.0 - 5.2.0
float(0) bool(true)