please tell me which collection variable (or something else) should i
use to store and retrieve the following sample data...
i have the following in drop down list1..
Asia
North America
when i select Asia...my second drop down should show...
China
India
Mongolia
now my problem is ..i'm not able to store
asia :: india
asia :: china
asia :: mongolia
as key : vlaue pains in a hash table...
please tell me how to solve this..and what collection should i use
thankx in advance