Run results for: Pushing vs Filling - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:120.0) Gecko/20100101 Firefox/120.0

Browser: Firefox 120

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Filling Array	4640.3 Ops/sec
Adding to Array	3178.6 Ops/sec

Tests:

Filling Array
const array = Array(10000); for (let i = 0; i < 10000; i++) { array[i] = Math.random(); }
AخA

const array = Array(10000);
for (let i = 0; i < 10000; i++) {
array[i] = Math.random();
}
Adding to Array
const array = []; for (let i = 0; i < 10000; i++) { array.push(Math.random()) }
const array = [];
for (let i = 0; i < 10000; i++) {
array.push(Math.random())
}