Garry

package com.zjl.stream;import java.util.ArrayList;import java.util.List;import java.util.Set;import java.util.stream.Collectors;/** * Created by zjl 2022/5/10 **/public class Stream收集方法collect { public static void main(String[] args) { Ar

package com.zjl.stream;import java.util.ArrayList;import java.util.stream.Stream;/** * Created by zjl 2022/5/10 **/public class Stream合并方法concat { public static void main(String[] args) { ArrayList<String> strings = new ArrayList<

package com.zjl.stream;import java.util.ArrayList;/** * Created by zjl 2022/5/10 **/public class Stream流加工方法map { public static void main(String[] args) { ArrayList<String> list = new ArrayList<>(); list.add("张无忌"); list.

package com.zjl.stream;import java.util.ArrayList;/** * Created by zjl 2022/5/9 **/public class Stream流常用API { public static void main(String[] args) { ArrayList<String> list = new ArrayList<>(); list.add("张无忌"); list.add