Remove element from List « List « List « Collections

Return	Method	Summary
E	remove(int index)	Removes the element at the specified position in this list (optional operation).
boolean	remove(Object o)	Removes the first occurrence of the specified element from this list, if it is present (optional operation).
boolean	removeAll(Collection<?> c)	Removes from this list all of its elements that are contained in the specified collection (optional operation).
boolean	retainAll(Collection<?> c)	Retains only the elements in this list that are contained in the specified collection (optional operation).


import java.util.ArrayList;
import java.util.List;

public class Main {
  public static void main(String[] args) {
    List list = new ArrayList();

    list.add("1");
    list.add("2");
    list.add("3");

    list.add("java2s.com");

    System.out.println(list);

    list.remove("java2s.com");
    
    System.out.println(list);
    
  }
}


[1, 2, 3, java2s.com]
[1, 2, 3]