Question

How to implement an iterator over array of string in Java

Answer 1

import java.util.Iterator;
 
public class MyClass
{
    public static void main(String[] args)
    {
        String[] arr = { "java", "c", "c++", "c#", "python" };
 
        Iterator<String> iterator = new Iterator<String>() {
            private int i = 0;
 
            public boolean hasNext() {
                return arr.length > i;
            }
 
            public String next() {
                return String.valueOf(arr[i++]);
            }
        };
 
        iterator.forEachRemaining(System.out::println);
    }
}




/*
run:

java
c
c++
c#
python

*/

 

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