$upvals = explode("\n", ob_get_contents());
ob_end_clean();
}
- $walkfunc = create_function('&$val', 'return (is_numeric($val)?$val:"U");');
+ $walkfunc = create_function('&$val', '$val = is_numeric($val)?$val:"U";');
array_walk($upvals, $walkfunc);
}
else {