Question

How to check if a specific name is in my array list i must return true...

How to check if a specific name is in my array list

i must return true if it is and false if it isnt

Homework Answers

Answer #1
// Answer is use the method contains
//contains() return true if element is in ArrayList
//else returns False

import java.util.ArrayList;
public class MyArrayList {
    public static void main(String[] args) {
        ArrayList<String> arr = new ArrayList<String>(4);

        arr.add("Ram");
        arr.add("Krishna");
        arr.add("Jon");
        arr.add("Don");

        //test the method
        System.out.println("Ram in array list? "+arr.contains("Ram"));
        System.out.println("Jennie in array list? "+arr.contains("Jennie"));
    }
}
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