Java TreeMap.subMap(K fromKey, K toKey)
Syntax
TreeMap.subMap(K fromKey, K toKey) has the following syntax.
public SortedMap <K , V> subMap(K fromKey, K toKey)
Example
In the following code shows how to use TreeMap.subMap(K fromKey, K toKey) method.
// w ww . ja v a 2s. c o m
import java.util.SortedMap;
import java.util.TreeMap;
public class Main {
public static void main(String[] args) {
TreeMap<Integer, String> treemap = new TreeMap<Integer, String> ();
// populating tree map
treemap.put(2, "two");
treemap.put(1, "one");
treemap.put(3, "three");
treemap.put(6, "six");
treemap.put(5, "from java2s.com");
System.out.println("Getting a portion of the map");
SortedMap<Integer, String> treemapincl=treemap.subMap(1,5);
System.out.println("Sub map values: "+treemapincl);
}
}
The code above generates the following result.
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