Java: Iterate through all elements in a hash list
Java Collection, HashSet Exercises: Exercise-2 with Solution
Write a Java program to iterate through all elements in a hash list.
Sample Solution:
Java Code:
import java.util.*;
import java.util.Iterator;
public class Exercise2 {
public static void main(String[] args) {
// Create a empty hash set
HashSet<String> h_set = new HashSet<String>();
// use add() method to add values in the hash set
h_set.add("Red");
h_set.add("Green");
h_set.add("Black");
h_set.add("White");
h_set.add("Pink");
h_set.add("Yellow");
// set Iterator
Iterator<String> p = h_set.iterator();
// Iterate the hash set
while (p.hasNext()) {
System.out.println(p.next());
}
}
}
Sample Output:
Red White Pink Yellow Black Green
Flowchart:

Java Code Editor:
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