Java Collection Tutorial - Java Hashtable(int initialCapacity) Constructor


Hashtable(int initialCapacity) constructor from Hashtable has the following syntax.

public Hashtable(int initialCapacity)


In the following code shows how to use Hashtable.Hashtable(int initialCapacity) constructor.

import java.util.Hashtable;
// w  w  w. ja v a  2  s  . com
public class Main {
   public static void main(String args[]) {

      Hashtable<Integer, String> htable = new Hashtable<Integer, String>(10);

      // put values into the table
      htable.put(1, "A");
      htable.put(2, "B");
      htable.put(3, "C");
      htable.put(4, "from");
      // check table content
      System.out.println("Hash table content: "+htable);
      // clear the table
      // check content after clear
      System.out.println("Hash table content after clear: "+htable);      

The code above generates the following result.