Run results for: String Concatenation with a predefined String Array set

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.0.0 Safari/537.36

Browser: Chrome 112

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
concat (w/ spread operator)	961457.2 Ops/sec
concat using for loop	55277.4 Ops/sec

Script Preparation code:

var arr = Array(100).fill('A');
var str = "";

Tests: