3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $foo = "c"; var_dump( isset($foo[false]), $foo[false] );
Output for 5.5.0 - 7.1.0
Notice: String offset cast occurred in /in/l3oLY on line 7 bool(true) string(1) "c"
Output for 4.3.0 - 5.4.45
bool(true) string(1) "c"