J250419/chapter01-javaSE/J20250721/Main.java

package J20250721;

/**
 * @author WanJl
 * @version 1.0
 * @title Main
 * @description
 * @create 2025/7/21
 */
public class Main {

    public static void useSupplier(MySupplier ms){
        String s = ms.get();
        System.out.println(s);
    }
    public static void useConsumer(MyConsumer mc){
        mc.accept(6);
    }
    public static void useFunction(MyFunction mf){
        int size = mf.getSize("hello");
        System.out.println(size);
    }

    public static void main(String[] args) {
        useSupplier(()->"Hello lambda");
        useConsumer(i-> System.out.println(i*i));
        useFunction(s->s.length());


        //获取字符串长度的方法
        MyFunction mf=s-> s.length();
        System.out.println(mf.getSize("今天天气不错，是风和日丽的"));


    }
}