Lambda简化了匿名类部类的用法,
代码:
package com.fanjia.day20200826;
/**
* Created by FanJia on 2020/8/26 16:45
*/
public class Demo06 {
public static void main(String[] args) {
/* Inter in3 = new Inter() {
@Override
public int insert(int id, String name) {
return 1;
}
};
in3.insert(1,"lisi");
*/
/* Inter in2 = (int id) -> {
System.out.println("Lambda表达式");
System.out.println(id);
};
in2.add(1);*/
//in2.save();
Inter in3 = (int id,String name) ->{
System.out.println(id+":"+name);
return 1;
};
in3.insert(3,"zhangsan");
}
}
interface Inter{
//void save();
//void add(int id);
int insert(int id,String name);
}