Run results for: log10 vs string len

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:130.0) Gecko/20100101 Firefox/130.0

Browser: Firefox 130

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

string len

441.3M/s

log10

54.0M/s

View exact numbers

Test name	Executions per second
✓ string len	441,292,864 Ops/sec
log10	54,009,788 Ops/sec

Script Preparation code:

var a = 123456;
var b = 1;
var c = 123456.0132456;
var d = 1

Tests:

log10
Math.floor(Math.log10(a)); Math.floor(Math.log10(b)); Math.floor(Math.log10(c)); Math.floor(Math.log10(d));
string len
a.toString().length; b.toString().length; c.toString().length; d.toString().length;