3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = ['a' => ['b' => 'value', 'c' => 'value2'], 'b' => 'another value']; $test = "['a']['b']"; echo $a{$test};
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
Notice: Undefined index: ['a']['b'] in /in/DMD3G on line 5
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/DMD3G on line 2
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/DMD3G on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/DMD3G on line 2
Process exited with code 255.