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package All.D14.Lambda_;
interface SayHiInterface{//函数式接口
String say();//创建一个说话的方法
}
interface additionInterface{
int add(int a,int b);
}
public class Demon01 {
public static void main(String[] args) {
SayHiInterface s1 = new SayHiInterface(){//匿名类
public String say() {
return "你好!";
}
};
System.out.println(s1.say());
SayHiInterface s2 =()->{return "你好,这里是lambda表达式";};
System.out.println(s2.say());
}
}
你好!
你好,这里是lambda表达式
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