Java接口类型-阿里云

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文章目录一、Java 中函数参数是接口类型二、函数参数是接口类型可以直接传递闭包三、完整代码示例一、Java 中函数参数是接口类型在 Android 中经常使用如下形式的接口 :定义一个 OnClickListener 接口 ,interface OnClickListener { void o...

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java接口类型作为成员变量

先有一个接口A，类B实现了接口A，而接口A的引用作为类B的一个成员变量，怎么理解这种写法？

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更新时间 2023-04-24 10:34:27

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