Run results for: object concat vs spread

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Safari/537.36

Browser: Chrome 119

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Tests:

concat 10000
const data1 = [...Array.from(Array(10000))].map(_ => ({ a: 123, b: '123', c: [1,2,3]})); const data2 = [...Array.from(Array(10000))].map(_ => ({ a: 123, b: '123', c: [1,2,3]})); const concatTest = () => { const result = data1.concat(data2) } concatTest();
spread 100000
const data1 = [...Array.from(Array(10000))].map(_ => ({ a: 123, b: '123', c: [1,2,3]})); const data2 = [...Array.from(Array(10000))].map(_ => ({ a: 123, b: '123', c: [1,2,3]})); const spreadTest = () => { const result = [...data1, ...data2] } spreadTest();
concat 5000
const data1 = [...Array.from(Array(5000))].map(_ => ({ a: 123, b: '123', c: [1,2,3]})); const data2 = [...Array.from(Array(5000))].map(_ => ({ a: 123, b: '123', c: [1,2,3]})); const concatTest = () => { const result = data1.concat(data2) } concatTest();
spread 5000
const data1 = [...Array.from(Array(5000))].map(_ => ({ a: 123, b: '123', c: [1,2,3]})); const data2 = [...Array.from(Array(5000))].map(_ => ({ a: 123, b: '123', c: [1,2,3]})); const spreadTest = () => { const result = [...data1, ...data2] } spreadTest();