3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = '2,00'; echo number_format($a, 2, '.', ''); ?>
Output for 5.3.0 - 7.2.0
Notice: A non well formed numeric value encountered in /in/9EuHO on line 3 2.00
Output for 4.3.0 - 5.2.17
2.00