What is the difference between Java's HashSet and LinkedHashSet?

Answer 1

When we iterate through a HashSet, the order is unpredictable while it is predictable in case of LinkedHashSet.. because LinkedHashSet maintained the order of insertion because the underlying data structure is doubly-linked list

Answer 2

thanks for delivering the concept

Answer 3

So the order of insertion isn't maintained in HashSet unlike LinkedHashSet. Correct?

Answer 4

ya