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

3 votes113 views2 answers
Random boolean java
Java
0 vote158 views1 answer
"java.lang.ClassNotFoundException: javax.xml.bind.ValidationException"
Java
0 vote112 views1 answer
Quartz spring maven driver
Java
0 vote106 views1 answer
.int x=5; final int y=7; x=x+10; y=y+10;
Java
2 votes100 views1 answer
Armstrong number in java
Java
0 vote94 views1 answer
Ecludis
Java
4 votes102 views6 answers
Java while loop
Java
0 vote113 views1 answer
Create a file in java in user home
Java
0 vote109 views1 answer
Android bottom navigation hiding views
Java
0 vote104 views2 answers
Webview load url
Java