springmvc可支持的返回类型

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SpringMVC可支持的返回类型:

  • Model is an interface while ModelMap is a class.
  • ModelAndView is just a container for both a ModelMap and a view object. It allows a controller to return both as a single value.

Model 是一个接口， 其实现类为ExtendedModelMap，继承了ModelMap类。

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