3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php error_reporting(-1); $foo = ' 1 '; var_dump(str_repeat('a', $foo));
Output for 5.3.0 - 7.2.0
Notice: A non well formed numeric value encountered in /in/l1HaU on line 6 string(1) "a"
Output for 4.3.0 - 5.2.17
string(1) "a"