Java 8 Convert a Stream to List

摘要: A Java 8 example to show you how to convert a Stream to a List via Collectors.toList

A Java 8 example to show you how to convert a Stream to a List via Collectors.toList

Java8Example1.java
package com.mkyong.java8;
import java.util.List;
import java.util.stream.Collectors;
import java.util.stream.Stream;
public class Java8Example1 {
    public static void main(String[] args) {
        Stream<String> language = Stream.of("java", "python", "node");
        //Convert a Stream to List
        List<String> result = language.collect(Collectors.toList());
        result.forEach(System.out::println);

output

java
python
node

Yet another example, filter a number 3 and convert it to a List.

Java8Example2.java
package com.mkyong.java8;
import java.util.List;
import java.util.stream.Collectors;
import java.util.stream.Stream;
public class Java8Example2 {
    public static void main(String[] args) {
        Stream<Integer> number = Stream.of(1, 2, 3, 4, 5);
        List<Integer> result2 = number.filter(x -> x != 3).collect(Collectors.toList());
        result2.forEach(x -> System.out.println(x));

output




上一篇: Java 8 How to sort a Map
下一篇: Java 8 Filter a null value from a Stream
 评论 ( What Do You Think )
名称
邮箱
网址
评论
验证
   
 

 


  • 微信公众号

  • 我的微信

站点声明:

1、一号门博客CMS,由Python, MySQL, Nginx, Wsgi 强力驱动

2、部分文章或者资源来源于互联网, 有时候很难判断是否侵权, 若有侵权, 请联系邮箱:summer@yihaomen.com, 同时欢迎大家注册用户,主动发布无版权争议的 文章/资源.

3、鄂ICP备14001754号-3, 鄂公网安备 42280202422812号