TreeSet: headSet(T toElement) : TreeSet « java.util « Java by API






  1. Java by API
  2. java.util
  3. TreeSet

TreeSet: headSet(T toElement)

  


import java.util.Arrays;
import java.util.TreeSet;

public class Main {
  public static void main(String args[]) throws Exception {

    String elements[] = { "A", "C", "D", "G", "F" };
    TreeSet<String> set = new TreeSet<String>(Arrays.asList(elements));

    System.out.println(set.headSet("D"));
    System.out.println(set.tailSet(""));
  }
}








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9.TreeSet: subSet(T fromElement, T toElement)
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