}
function isCallable()
{
return is_callable($this->cb);
}
function getNative()
{
return $this->cb;
}
function __toString()
{
is_callable($this->cb, TRUE, $textual);
return $textual;
}
}
Callback::$fix520 = version_compare(PHP_VERSION, '5.2.2', '<');
final class LimitedScope
{
private static $vars;
final function __construct()
{
throw new LogicException("Cannot instantiate static class " . get_class($this));
}
static function evaluate()
{
if (func_num_args() > 1) {
extract(func_get_arg(1));
}
return eval('?>' . func_get_arg(0));
}
static function load()
