TreeMap: size() : TreeMap « java.util « Java by API

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Java by API » java.util » TreeMap

TreeMap: size()


 



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.clear();

    System.out.println(treeMap.size());

  }

}

Related examples in the same category

1.	new TreeMap < K, V > ()
2.	TreeMap: entrySet()
3.	TreeMap: firstKey()
4.	TreeMap: get(K k)
5.	TreeMap: headMap(K toKey)
6.	TreeMap: headMap(K toKey, boolean inclusive)
7.	TreeMap: higherKey(K key)
8.	TreeMap: lastKey()
9.	TreeMap: lowerKey(K key)
10.	TreeMap: put(K k, V v)
11.	TreeMap: subMap(K fromKey, K toKey)
12.	TreeMap: tailMap(T fromKey)
13.	TreeMap: values()

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