public static void Main()
{
// Create HashTable and add few elements.
var hashtableTest = new HashTable<int, string>();
hashtableTest.Add(1, "One");
hashtableTest.Add(11, "Eleven");
hashtableTest.Add(2, "Two");
hashtableTest.Add(3, "Three");
Console.WriteLine("---------- Test Find(1) ----------");
Console.WriteLine(hashtableTest.Find(1));
Console.WriteLine("\n---------- Test Remove(1) ----------");
hashtableTest.Remove(1);
Console.WriteLine("\n---------- Test Count() ----------");
Console.WriteLine(hashtableTest.Count());
Console.WriteLine("\n---------- Test get all Keys() and print ----------");
var listOfKeys = hashtableTest.Keys();
foreach (var item in listOfKeys)
{
Console.WriteLine(item);
}
Console.WriteLine("\n---------- Test foreach ----------");
foreach (var item in hashtableTest)
{
Console.WriteLine(item);
}
// If index is empty this will throw new NullReferenceException.
Console.WriteLine("\n---------- Test this[0] ----------");
Console.WriteLine(hashtableTest[2]);
Console.WriteLine("\n---------- Test Clear() and print count ----------");
hashtableTest.Clear();
Console.WriteLine(hashtableTest.Count());
}
