Benchmark Run Result for: Write Float64Array by index vs Array by index vs Array by push

Write Float64Array by index vs Array by index vs Array by push

Test initializing a typed array by index vs generic array by push.

Date tested: 2 years ago

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.102 Safari/537.36

Test name	Executions per second
Write Float64Array by index	2255.9 Ops/sec
Write generic array by index	1631.2 Ops/sec
Write generic array by push	540.5 Ops/sec

Benchmark definition (click to collapse):

Tests:

Write Float64Array by index
const tai = new Float64Array(100_000) for (let i = 0; i < 100_000; i++) tai[i] = 3.14
Write generic array by index
const gai = new Array(100_000) for (let i = 0; i < 100_000; i++) gai[i] = 3.14
Write generic array by push
const gap = [] for (let i = 0; i < 100_000; i++) gap.push(3.14)

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