3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php ini_set('precision', 30); $num=12345678910111213145.99; var_dump($num); echo number_format($num, 0, '', '');
based on W5Zsk
Output for 5.6.0 - 5.6.30, 7.0.0 - 7.3.0beta1
float(12345678910111213568) 12345678910111213568
Output for hhvm-3.12.14 - 3.17.3
float(1.2345678910111E+19) 12345678910111213568