Run results for: string concat: concat vs +

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36 Edg/135.0.0.0

Browser: Chrome 135

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

11.2M/s

concat

10.9M/s

View exact numbers

Test name	Executions per second
✓ +	11,178,122 Ops/sec
concat	10,904,066 Ops/sec

Script Preparation code:

var str1 = 'lorem ipsum', str2 = "dolor sit amet", str3 = "consectetur adipiscing elit";
var res_concat = '', res_plus = '';

Tests: