java ArrayList Sorting

Sort elements of Java ArrayList Example

/*
  Sort elements of Java ArrayList Example
 
  This Java Example shows how to sort the elements of java ArrayList object using
 
  Collections.sort method.
*/
 
 import java.util.ArrayList;
 
import java.util.Collections;
 
 
public class SortJavaArrayListExample {
 
 
  public static void main(String[] args) {
 
 
    //create an ArrayList object
     ArrayList arrayList = new ArrayList();
 
 
    //Add elements to Arraylist
     arrayList.add("1");
 
    arrayList.add("3");
 
    arrayList.add("5");
 
    arrayList.add("2");
 
    arrayList.add("4");
 
 
    /*
      To sort an ArrayList object, use Collection.sort method. This is a
 
      static method. It sorts an ArrayList object's elements into ascending order.
 
    */
    Collections.sort(arrayList);
 
 
    //display elements of ArrayList
     System.out.println("ArrayList elements after sorting in ascending order : ");
 
    for(int i=0; i<arrayList.size(); i++)
 
      System.out.println(arrayList.get(i));
 
 
  }
}
 
 
/*
Output would be
ArrayList elements after sorting in ascending order :
 
1
2
3
 
4
5
*/