在php5或php7中的反思

Question

如何在php5中进行反射并获得更多关于变量类型的信息？

$reflector = new ReflectionMethod(new MyClass(),'methodName');
$params = $reflector->getParameters();

foreach( $params as $key=>$value):
  //-want to get something like $value->type
  echo $value->name;
endforeach;