Demonstrate Hashtable : Hashtable « Collections Data Structure « C# / C Sharp

1. C# / C Sharp
2. Collections Data Structure
3. Hashtable

Demonstrate Hashtable

  
/*
C#: The Complete Reference 
by Herbert Schildt 

Publisher: Osborne/McGraw-Hill (March 8, 2002)
ISBN: 0072134852
*/

// Demonstrate Hashtable. 
 
using System; 
using System.Collections; 
 
public class HashtableDemo { 
  public static void Main() { 
    // Create a hash table. 
    Hashtable ht = new Hashtable(); 
     
    // Add elements to the table 
    ht.Add("house", "Dwelling"); 
    ht.Add("car", "Means of transport"); 
    ht.Add("book", "Collection of printed words"); 
    ht.Add("apple", "Edible fruit"); 
 
    // Can also add by using the indexer. 
    ht["tractor"] = "farm implement"; 
 
    // Get a collection of the keys. 
    ICollection c = ht.Keys; 
 
    // Use the keys to obtain the values. 
    foreach(string str in c) 
      Console.WriteLine(str + ": " + ht[str]); 
  } 
}


           
         
    
  

Related examples in the same category

1.	Compares the efficiency of the hash map implementation with the tree map
2.	Implement GetHashCode method and store it in a hashtable
3.	Add value to Hashtable and loop through the value key pairs
4.	Enumerating a hash table collection
5.	illustrates the use of a Hashtable
6.	illustrates the use of the Hashtable methods
7.	Get IDictionaryEnumerator enumerator from Hashtable
8.	Properties based on Hashtable
9.	DictionaryEntry Structure Defines a dictionary key/value pair that can be set or retrieved.
10.	Create Hashtable by copying the elements from the specified dictionary to the new Hashtable object.
11.	Hashtable.Clear Method removes all elements from the Hashtable.
12.	Hashtable.Contains Method determines whether the Hashtable contains a specific key.
13.	Hashtable.CopyTo Method copies the Hashtable elements to a one-dimensional Array instance at the specified index.
14.	Hashtable.GetEnumerator Method returns an IDictionaryEnumerator that iterates through the Hashtable.
15.	Hashtable.IsSynchronized Property gets a value indicating whether access to the Hashtable is synchronized (thread safe).
16.	Hashtable.Remove Method removes the element with the specified key from the Hashtable.
17.	IComparer Interface exposes a method that compares two objects.