(or true) # => true (or true true) # => true (or true false) # => true (or false 1 2) # => 1 (or false 2 1) # => 2 (or false nil) # => nil (or nil false) # => false # note that `or` does not behave as you might expect # when used with `apply` and `splice`: (or 1 2 3) # => 1 (or (splice [1 2 3])) # => (1 2 3) (apply or [1 2 3]) # => (if 1 1 (if 2 2 3))