Run results for: log10 vs string len

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Browser: Chrome 127

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

string len

2.1M/s

log10

505K/s

View exact numbers

Test name	Executions per second
✓ string len	2,118,609 Ops/sec
log10	505,110 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;