lucasas

(def person {:name "Lucas" :address {:street "Any Street" :number "321", :city "São Paulo"}})

(let [{name :name {street :street city :city} :address} person]
  (println name " lives in " city " at " street)) ; => "Lucas lives in São Paulo at Any Street"

lucasas

(def point {:x 1})
 
(let [{:keys [x y] :or {x 0 y 0}} point]
  (println "x:" x "y:" y)) ; => "x: 1 y: 0"

lucasas

(def point {:x 1 :y 4})
 
(let [{:keys [x y]} point]
  (println "x:" x "y:" y)) ; => "x: 1 y: 4"

lucasas

(def point {:x 1 :y 4})
 
(let [{x :x y :y} point]
  (println "x:" x "y:" y)) ; => x: 1 y: 4

lucasas

(def point {:x 1 :y 4})

(let [{x-value :x y-value :y} point]
  (println "x:" x-value "y:" y-value)) ; => x: 1 y: 4

lucasas

(def elements [0 1 2 3 5])
 
(let [[head & tail :as full-elements] elements]
  (println "head: " head " tail: " tail "full-elements: " full-elements)) ; => "head: 0 tail: (1 2 3 5) full-elements: [0 1 2 3 5]"

lucasas

(def elements [0 1 2 3 5])
 
(let [[head & tail] elements]
  (println "head: " head " tail: " tail)) ; => "head: 0 tail: (1 2 3 5)"

lucasas

(def point [5 7])
 
(let [[_ y] point]
  (println "y:" y)) ; => "y: 7"

lucasas

(def point [5 7])

(let [[x] point]
  (println "x:" x))

lucasas

(def point [1 2])

(let [[x y] point]
  (println "x:" x "y:" y)) ; => "x: 1 y: 2"