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

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 16_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.3 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 16

Operating system: iOS 16.3.1

Device Platform: Mobile

Date tested: 2 years ago

Benchmark engine: Benchmark.js

Array literal

96.6M/s

Array#split()

3.5M/s

View exact numbers

Test name	Executions per second
✓ Array literal	96,635,072 Ops/sec
Array#split()	3,531,217 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;