Get Size of Java Hashtable : HashTable Map « Collections Data Structure « Java

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Java » Collections Data Structure » HashTable Map   Get Size of Java Hashtable       import java.util.Hashtable; public class Main {   public static void main(String[] args) {     Hashtable<String,String> ht = new Hashtable<String,String>();     System.out.println("Size of Hashtable : " + ht.size());     ht.put("1", "One");     ht.put("2", "Two");     ht.put("3", "Three");     System.out.println(ht.size());     Object obj = ht.remove("2");     System.out.println(ht.size());   } }                            Related examples in the same category 1. Check if a particular key exists in Java Hashtable 2. Check if a particular value exists in Java Hashtable 3. Get Collection of Values from Java Hashtable 4. Get Set view of Keys from Java Hashtable 5. Iterate through keys of Java Hashtable 6. Remove all values from Java Hashtable 7. Scan the content of a hashtable 8. Remove value from Java Hashtable 9. Sort keys in an Hashtable 10. Associates keys with values 11. Iterate through values of Java Hashtable 12. A simple Map implementation 13. Hash table with separate chaining 14. Hash table with linear probing 15. Hash table with double hashing 16. Working with Key-Value Pairs in a Hashtable 17. Demonstrate the Hashtable class, and an Enumeration 18. Demonstrate the HashMap class, and an Iterator 19. Soft HashMap 20. MultiMap extends AbstractMap 21. Array Map extends AbstractMap 22. Demonstrating the WeakHashMap 23. Use treemap 24. Sorting Elements in a TreeMap 25. What you can do with a TreeMap 26. A Map implemented with ArrayLists 27. Simple demonstration of HashMap 28. HashMap 29. Caching Hashtable 30. Hashtable that supports mostly-concurrent reading, but exclusive writing. 31. Lru Hashtable 32. Bucketized Hashtable 33. Custom hash table based on customized array