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 vote197 views1 answer
Make activity no action bar
Java
9 votes206 views2 answers
Java create textview in middle
Java
1 vote171 views1 answer
Jsonnode change field value
Java
9 votes353 views2 answers
Change the default port in spring boot
Java Spring
1 vote213 views1 answer
Java bufferedimage get raster data
Java
20 votes201 views2 answers
Color from hex code flutter
Java
1 vote201 views1 answer
Who is James Gosling
Java
44 votes247 views1 answer
Java jcombobox selected item changed
Java
0 vote222 views1 answer
How to make character in jframe
Java
0 vote197 views1 answer
Comvertir a java
Java