3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(number_format((float) 1.6, 1, '.'));
Output for 4.3.0 - 5.6.28, 7.0.0 - 7.1.0
Warning: Wrong parameter count for number_format() in /in/CkqSt on line 3 NULL
Output for hhvm-3.10.0 - 3.12.0
string(3) "1.6"