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<?php define('cc', 'DEFINE'); $a = 'dd' $b = 'cc'; $flags = array(); $flags |= constant($a); $flags |= constant($b); var_dump($flags);
Output for 5.4.0 - 5.4.23
Parse error: syntax error, unexpected '$b' (T_VARIABLE) in /in/13XM4 on line 6
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_VARIABLE in /in/13XM4 on line 6
Process exited with code 255.