Array remove duplicate in java

Java remove duplicates

import java.util.*;

public class RemoveDuplicatesFromArrayList {

    public static void main(String[] args) {
        List<Integer> numbers = Arrays.asList(1,2,2,2,3,5);

        System.out.println(numbers);

        Set<Integer> hashSet = new LinkedHashSet(numbers);
        ArrayList<Integer> removedDuplicates = new ArrayList(hashSet);

        System.out.println(removedDuplicates);
    }
}

Source: devqa.io

Java remove duplicates

public static <T> ArrayList<T> removeDuplicates(ArrayList<T> list){
  Set<T> set = new LinkedHashSet<>(list);
  return new ArrayList<T>(set);
}

Array remove duplicate in java

List<Integer>numbers = Arrays.asList(1,2,2,2,3,5); // [1, 2, 3, 5]
System.out.println(numbers);

Set<Integer> hashSet = new LinkedHashSet(numbers);
ArrayList<Integer> removedDuplicates = new ArrayList(hashSet);
System.out.println(removedDuplicates); // [1, 2, 3, 5]

-1

Similar codes

-1 vote281 views2 answers
Combox in java
Java
0 vote333 views1 answer
DataPicker java
Java
0 vote329 views2 answers
Finding the ASCII value of a Character in java
Java
106 votes432 views5 answers
Java switch tutorial
Java
18 votes328 views5 answers
String join
Java
0 vote330 views1 answer
Caused by: java.lang.IllegalStateException: stream has already been operated upon or closed
Java
0 vote352 views1 answer
Public class HelloWorld{ public static void main(String []args){ System.out.println("Hello World"); } }
Java
8 votes300 views3 answers
How to create a java txt file from programm
Java
0 vote377 views2 answers
Spring boot send email html template
Java
2 votes314 views1 answer
Android studio textbox change text
Java