Java tutorial
import java.util.SortedMap; import java.util.TreeMap; public class Main { public static void main(String[] args) { TreeMap<String, String> treeMap = new TreeMap<String, String>(); treeMap.put("1", "One"); treeMap.put("2", "Two"); treeMap.put("3", "Three"); treeMap.put("4", "Four"); treeMap.put("5", "Five"); SortedMap sortedMap = treeMap.subMap("2", "5"); System.out.println("SortedMap Contains : " + sortedMap); } }