3v4l.org

run code in 300+ PHP versions simultaneously
<?php const A = new StdClass(); $constant = 'A'; if (defined($constant) && ! is_scalar(constant($constant)) && ! is_resource(constant($constant)) && constant($constant) !== null) { echo "Yes, I am non-scalar and non-resource constant!\n"; }
Output for 5.4.0 - 5.4.31
Parse error: syntax error, unexpected 'new' (T_NEW) in /in/OZ24c on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_NEW in /in/OZ24c on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_CONST in /in/OZ24c on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_CONST in /in/OZ24c on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/OZ24c on line 3
Process exited with code 255.

preferences:
209.73 ms | 1395 KiB | 121 Q