Demo program for java.util.Hashtable

Adding items to hashtable

There are 3 items in the hashtable

Printing the items two diff. ways
item3
item2
item1

{3=item3, 2=item2, 1=item1}

Printing item with key of 2
2 = item2

Searching for key 10
Hashtable does not contain the key

Searching for value item3
Hashtable contains the value

Removing item with key of 3
Removed item: item3

There are 2 items in the hashtable now

{2=item2, 1=item1}