Run results for: log10 vs string len

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:141.0) Gecko/20100101 Firefox/141.0

Browser: Firefox 141

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

string len

1254.3M/s

log10

32.9M/s

View exact numbers

Test name	Executions per second
✓ string len	1,254,339,584 Ops/sec
log10	32,864,574 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;