package org.kodejava.util;
import java.util.SortedSet;
import java.util.TreeSet;
public class LastSetElement {
public static void main(String[] args) {
SortedSet<String> numbers = new TreeSet<>();
numbers.add("One");
numbers.add("Two");
numbers.add("Three");
numbers.add("Four");
numbers.add("Five");
// SortedSet orders the items it contains. We can get the last
// item from the set using the last() method. The last item
// will be "Two".
String lastElement = numbers.last();
System.out.println("lastElement = " + lastElement);
}
}
Tag Archives: SortedSet
How do I get the first element of SortedSet?
package org.kodejava.util;
import java.util.TreeSet;
import java.util.SortedSet;
public class FirstSetElement {
public static void main(String[] args) {
SortedSet<String> numbers = new TreeSet<>();
numbers.add("One");
numbers.add("Two");
numbers.add("Three");
numbers.add("Four");
numbers.add("Five");
// SortedSet orders the items it contains. We can get the first
// item from the SortedSet using the first() method. The fist item
// will be "Five".
String firstElement = numbers.first();
System.out.println("firstElement = " + firstElement);
}
}