Run results for: Javascript 'concat()' vs '+'

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36 Edg/120.0.0.0

Browser: Chrome 120

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

plus_operator

9.5M/s

concat()

8.7M/s

View exact numbers

Test name	Executions per second
✓ plus_operator	9,493,910 Ops/sec
concat()	8,677,631 Ops/sec

Script Preparation code:

var string1 = "Hello ";
var string2 = " world!";

Tests: