What will be the output of following quiz ?
Quiz 33(ArrayList)
package com.topjavatutorial; public class Employee { private int id; private String name; Employee(int id, String name){ this.id = id; this.name = name; } }
package com.topjavatutorial; import java.util.ArrayList; import java.util.Arrays; import java.util.List; public class ArrayListRemoveDemo { public static void main(String[] args) { List<String> countries = new ArrayList<String>(); countries.addAll(Arrays.asList("Australia","Canada","India","USA")); countries.remove(new String("USA")); System.out.print(countries.size()); List<Employee> empList = new ArrayList<Employee>(); empList.add(new Employee(1,"A")); empList.add(new Employee(1,"B")); empList.add(new Employee(1,"C")); empList.remove(new Employee(1,"A")); System.out.print(empList.size()); } }
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hey it was a great example to learn. Can you please explain how it works ?
Hi,
Please click on Start Quiz button and attempt the quiz for ArrayList remove methods. The correct answer with explanation will be provided after you submit your answer.
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