3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php error_reporting(E_ALL); $b = null; var_dump($b['foo1']); $b = "5"; var_dump("5"['foo2']); $b = 345678; var_dump($b['foo3']);
based on Y5slW
Output for 5.5.24 - 5.6.28, 7.0.0 - 7.1.0
NULL Warning: Illegal string offset 'foo2' in /in/e5pss on line 7 string(1) "5" NULL
Output for hhvm-3.10.0 - 3.12.0
NULL string(1) "5" NULL
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.4.45
Parse error: syntax error, unexpected '[' in /in/e5pss on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/e5pss on line 7
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/e5pss on line 7
Process exited with code 255.