3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $foo = '{"bar":"baz"}'; echo $foo['http://foo/bar'];
Output for 5.4.0 - 5.6.28, 7.0.0 - 7.1.0
Warning: Illegal string offset 'http://foo/bar' in /in/HHs0D on line 3 {
Output for 4.3.0 - 5.3.29, hhvm-3.10.0 - 3.12.0
{