/* ............... START ............... */
import java.util.ArrayList;
public class JavaArrayListRemoveDuplicates {
public static void main(String[] args) {
ArrayList<Object> al = new ArrayList<Object>();
al.add("java");
al.add('a');
al.add('b');
al.add('a');
al.add("java");
al.add(33);
al.add("Scan");
al.add(30);
al.add("java");
al.add(30);
System.out.println("Before Remove Duplicate elements:" + al);
for (int i = 0; i < al.size(); i++) {
for (int j = i + 1; j < al.size(); j++) {
if (al.get(i).equals(al.get(j))) {
al.remove(j);
j--;
}
}
}
System.out.println("After Removing duplicate elements:" + al);
}
}
/* ............... END ............... */
Before Remove Duplicate elements:[java, a, b, a, java, 33, Scan, 30, java, 30]
After Removing duplicate elements:[java, a, b, 33, Scan, 30]
Remove Duplicates From ArrayList Without Using Collection, Java, Interview Programs