Run results for: log10 vs string len

Run details:

User agent: Mozilla/5.0 (Android 14; Mobile; rv:136.0) Gecko/136.0 Firefox/136.0

Browser: Firefox Mobile 136

Operating system: Android

Device Platform: Mobile

Date tested: one year ago

Benchmark engine: Benchmark.js

string len

71.6M/s

log10

45.1M/s

View exact numbers

Test name	Executions per second
✓ string len	71,617,704 Ops/sec
log10	45,127,784 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;