seq returns nil when given an empty collection. empty? is implemented as
(not (seq coll)) so it's best and fastest to use seq directly.
Examples:
; bad (not (empty? coll))
; good (seq coll)
`seq` returns `nil` when given an empty collection. `empty?` is implemented as `(not (seq coll))` so it's best and fastest to use `seq` directly. Examples: ; bad (not (empty? coll)) ; good (seq coll)
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