Run results for: string concat: concat vs +

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:137.0) Gecko/20100101 Firefox/137.0

Browser: Firefox 137

Operating system: Windows

Device Platform: Desktop

Date tested: 21 days ago

Test name	Executions per second
concat	58808128.0 Ops/sec
+	396075264.0 Ops/sec

Script Preparation code:

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

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

Tests:

concat
res_concat = str1.concat(str2, str3);
res_concat = str1.concat(str2, str3);
+
res_plus = str1 + str2 + str3
res_plus = str1 + str2 + str3