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<?php function logMe($string) { global $foo; if (isset($foo)) { return $foo . $string; } } var_dump(logMe('string'); $foo = 'bar'; var_dump(logMe('string'));
Output for 5.3.0 - 5.4.28
Parse error: syntax error, unexpected ';' in /in/WY6RC on line 11
Process exited with code 255.