3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo "Mail.Ru has over " . 2500+500 . " employees over the world";
based on 1fNot
Output for 7.1.0 - 7.2.0
Warning: A non-numeric value encountered in /in/FhPIa on line 2 500 employees over the world
Output for 5.3.20 - 7.0.20
500 employees over the world