Lambda Expression: == vs. .Equals()

Question

This is a purely academic question, but what\'s the difference between using == and .Equals within a lambda expression and which one is preferred?

Code exam

Answer 1

The Lambda is irrelevant here...

For value objects == and equals are the same For reference object == will be true if the objects are the same object (points to the same instance) while it is expected that equals compare the contents of the objects. This link explains it in another way.