Java arraylist remove


 

Java arraylist remove

This java tutorial chapter we demonstrates how to use the method remove() in the Java ArrayList.

This java tutorial chapter we demonstrates how to use the method remove() in the Java ArrayList.

  • remove() method is used to remove the element of the arrayList.
  • It has two forms
    1. remove(Object)
    2. remove(index)


Java Arraylist Remove Example
import java.util.*;

public class List1 {
public static void main(String[] args) {
Integer ar[]={111,222,333,444};
List list=new ArrayList();
list.add(ar[0]);
list.add(ar[1]);
list.add(ar[2]);
list.add(ar[3]);
System.out.println("With all element "+list);
list.remove(ar[0]);
System.out.println("after removal of first index"+list);
list.remove(2);
System.out.println("after removal of index 2"+list);
  }
}
Output
With all element [111, 222, 333, 444]
after removal of first index[222, 333, 444]
after removal of index 2[222, 333]

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