3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $vars = array(); $arrayKey = '[0][1]'; $vars[0][1] = "two levels deep"; echo $vars$arrayKey;
based on kr4dH
Output for 5.4.0 - 5.4.34
Parse error: syntax error, unexpected '$arrayKey' (T_VARIABLE), expecting ',' or ';' in /in/b4WgH on line 8
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected T_VARIABLE, expecting ',' or ';' in /in/b4WgH on line 8
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 T_VARIABLE, expecting ',' or ';' in /in/b4WgH on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `','' or `';'' in /in/b4WgH on line 8
Process exited with code 255.