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java merge lists

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Cabs answered on June 7, 2022 Popularity 9/10 Helpfulness 4/10

answer java merge lists

related java concat multiple lists

related java join two list

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java merge lists

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List<String> list1 = new ArrayList<>(Arrays.asList("A", "B", "C"));
List<String> list2 = new ArrayList<>(Arrays.asList("D", "E", "F"));
list1.addAll(list2);

Popularity 9/10 Helpfulness 4/10 Language java

Source: Grepper

Tags: java

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Contributed on Jul 26 2023

Cabs

0 Answers Avg Quality 2/10

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java concat multiple lists

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List<Integer> newList = Stream.of(list1, list2, list3, list4)
                              .flatMap(Collection::stream)
                              .collect(Collectors.toList());

Popularity 10/10 Helpfulness 5/10 Language java

Source: stackoverflow.com

Tags: concat co

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Contributed on Aug 22 2022

3oly

0 Answers Avg Quality 2/10

java join two list

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import java.util.ArrayList;
import java.util.List;

public class JoinLists {

    public static void main(String[] args) {

        List<String> list1 = new ArrayList<String>();
        list1.add("a");

        List<String> list2 = new ArrayList<String>();
        list2.add("b");

        List<String> joined = new ArrayList<String>();

        joined.addAll(list1);
        joined.addAll(list2);

        System.out.println("list1: " + list1);
        System.out.println("list2: " + list2);
        System.out.println("joined: " + joined);

    }
}
//output
list1: [a]
list2: [b]
joined: [a, b]

Popularity 9/10 Helpfulness 4/10 Language java

Source: www.programiz.com

Tags: java

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Contributed on Jun 07 2022

abdullah

0 Answers Avg Quality 2/10

java merge lists

Comment

List<String> newList = Stream.concat(listOne.stream(), listTwo.stream()).toList();

Popularity 9/10 Helpfulness 4/10 Language java

Source: stackoverflow.com

Tags: java

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Contributed on Jul 19 2023

naglis mockevicius

0 Answers Avg Quality 2/10

java merge lists

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java concat multiple lists

java join two list

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