Java Program To Sort Elements Of Java ArrayList
Chapter:
Interview Programs
Last Updated:
20-07-2016 03:10:58 UTC
Program:
/* ............... START ............... */
import java.util.ArrayList;
import java.util.Collections;
import java.util.Iterator;
public class JavaArrayListSort {
public static void main(String[] args) {
ArrayList<Integer> arrayList = new ArrayList<Integer>();
arrayList.add(20);
arrayList.add(8);
arrayList.add(121);
arrayList.add(34);
arrayList.add(6);
arrayList.add(3);
arrayList.add(76);
arrayList.add(3);
arrayList.add(76);
arrayList.add(1);
System.out.println("Before sorting ArrayList ...");
Iterator itr = arrayList.iterator();
while (itr.hasNext()) {
System.out.println(itr.next());
}
Collections.sort(arrayList);
System.out.println("After sorting ArrayList ...");
Iterator itr1 = arrayList.iterator();
while (itr1.hasNext()) {
System.out.println(itr1.next());
}
}
}
/* ............... END ............... */
Output
121
34
6
3
76
3
76
1
After sorting ArrayList ...
1
3
3
6
8
20
34
76
76
121
Notes:
-
Collections.sort() method to sort a simple array list.
Tags
Sort Elements Of Java ArrayList, Java