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

0 vote134 views1 answer
Javafx open alert window
Java
0 vote141 views1 answer
Textfield border radiuis in javafx
Java
0 vote139 views1 answer
How to control clip volume java
Java
2 votes159 views1 answer
Taking date as input in java
Java
1 vote143 views1 answer
Java jtextfield text bold
Java
0 vote136 views1 answer
Java replaceall single character
Java
1 vote194 views1 answer
Java intercept ctrl c
Java
0 vote136 views1 answer
Jagermeister price in bangalore
Java
1 vote133 views2 answers
Java separate the numbers from string
Java
0 vote146 views1 answer
HasNext for scanner class java
Java