3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php error_reporting(-1); $foo = 'abc'; var_dump(str_repeat('a', $foo));
Output for 7.0.0 - 7.1.0
Warning: str_repeat() expects parameter 2 to be integer, string given in /in/6GBsM on line 6 NULL
Output for 5.3.0 - 5.6.28
Warning: str_repeat() expects parameter 2 to be long, string given in /in/6GBsM on line 6 NULL
Output for 4.3.0 - 5.2.17
string(0) ""