Run results for: Reference vs Dereference with object containing array of 10 000 elements

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:133.0) Gecko/20100101 Firefox/133.0

Browser: Firefox 133

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

Reference

21K/s

Dereference

20K/s

View exact numbers

Test name	Executions per second
✓ Reference	20,799 Ops/sec
Dereference	20,342 Ops/sec

Tests:

Reference
const size = 10000; const obj = { arr: Array(size).fill(1) }; let res; const ref = obj.arr; for (let i = 0; i < size; i++) { res = ref[i]; }
Dereference
const size = 10000; const obj = { arr: Array(size).fill(1) }; let res; for (let i = 0; i < size; i++) { res = obj.arr[i]; }