child_vec.cljs

(defn- child-vecV0
  [this]
  (let [x (.-childNodes this)
        l (.-length x)]
    (loop [i 0 ret (transient [])]
      (or (and (= i l) (persistent! ret))
          (recur (inc i) (conj! ret (.item x i)))))))

(defn- child-vecV1
  [this]
  (let [x (.-childNodes this)]
    (persistent!
     (areduce x i ret (transient []) (conj! ret (.item x i))))))

(defn- child-vecV2
  [this]
  (let [x (.-childNodes this)]
    (areduce x i ret [] (conj ret (.item x i)))))

child_vec.md

V1 transient areduce x 2,436,827 ops/sec ±6.05% (60 runs sampled)
V2 non-transient areduce x 7,240,502 ops/sec ±3.00% (58 runs sampled)
Fastest is  #js [V2 non-transient areduce]
======
Benchmark for [#<HoplonElement: DIV> #<HoplonElement: DIV>]
V0: hoplon v7.2 x 635,995 ops/sec ±8.26% (44 runs sampled)
V1 transient areduce x 2,021,949 ops/sec ±6.48% (57 runs sampled)
V2 non-transient areduce x 3,879,750 ops/sec ±4.69% (57 runs sampled)
Fastest is  #js [V2 non-transient areduce]
======
Benchmark for [#<HoplonElement: DIV> #<HoplonElement: DIV> #<HoplonElement: DIV> #<HoplonElement: DIV>]
V0: hoplon v7.2 x 370,422 ops/sec ±8.41% (42 runs sampled)
V1 transient areduce x 1,630,706 ops/sec ±4.70% (59 runs sampled)
V2 non-transient areduce x 2,121,646 ops/sec ±6.64% (56 runs sampled)
Fastest is  #js [V2 non-transient areduce]
======
Benchmark for [#<HoplonElement: DIV> #<HoplonElement: DIV> #<HoplonElement: DIV> #<HoplonElement: DIV> #<HoplonElement: DIV> #<HoplonElement: DIV> #<HoplonElement: DIV> #<HoplonElement: DIV> #<HoplonElement: DIV> #<HoplonElement: DIV>]
V0: hoplon v7.2 x 175,581 ops/sec ±5.34% (41 runs sampled)
V1 transient areduce x 1,013,786 ops/sec ±6.88% (60 runs sampled)
V2 non-transient areduce x 832,479 ops/sec ±13.32% (58 runs sampled)
Fastest is  #js [V1 transient areduce]
======