3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $count=0; echo(str_replace(' ', '', 'a b c ', $count)); echo($count);
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
abc3
Output for 4.3.2 - 4.4.9
Warning: Wrong parameter count for str_replace() in /in/9LoBq on line 3 0
Output for 4.3.0 - 4.3.1
abc0