Run results for: Array literal vs. string#split()

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Safari/537.36

Browser: Chrome 132

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

Array literal

38.6M/s

Array#split()

8.6M/s

View exact numbers

Test name	Executions per second
✓ Array literal	38,613,796 Ops/sec
Array#split()	8,600,201 Ops/sec

Tests:

Array literal
const x = ["nanosecond", "microsecond", "millisecond", "second", "minute", "hour"]; x[0].length;
Array#split()
const x = "nanosecond microsecond millisecond second minute hour".split(" "); x[0].length;