2020.03.10 Lambda表达式

import org.junit.Test;/** * ClassName: * Function:  ADD FUNCTION * Reason:   ADD REASON * * @author * @Date * @since Ver 1.1 */public class LambdaTest {    @Test    public void test1(){        Runnable r2=()-> System.out.println("今天是星期二");        r2.run();    }}--------------------------------------------------------------------

import java.util.Arrays;import java.util.function.Consumer;import java.util.function.Function;/** * ClassName: * Function:  ADD FUNCTION * Reason:   ADD REASON * * @author * @Date * @since Ver 1.1 */public class LambdaTest2 {    public static void main(String[] args) {        happyTime(500,(money)-> System.out.println("我花了这么多"+money));        Function<Integer,String[]> function=String[] ::new ;        String[] arr=function.apply(10);        System.out.println(Arrays.toString(arr));    }    public static void happyTime(int money, Consumer<Integer> consumer){            consumer.accept(money);    }}

来源：https://www.cnblogs.com/aojie/p/12458494.html