3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $count=0; var_dump(str_replace(' ', '', 'abc', $count)); var_dump($count);
Output for 4.3.0 - 4.3.1, 5.0.0 - 7.1.0
string(3) "abc" int(0)
Output for 4.3.2 - 4.4.9
Warning: Wrong parameter count for str_replace() in /in/YIAdO on line 3 NULL int(0)