Run results for: .join vs string builder vs string concatenation

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/144.0.0.0 Safari/537.36

Browser: Chrome 144

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 6 months ago

Benchmark engine: Benchmark.js

string concatenation

264.1M/s

string builder

250.6M/s

join

31.7M/s

View exact numbers

Script Preparation code:

var string1 = 'string1';
var string2 = 'string2';

Tests: