Run results for: Array.prototype.concat vs splice for joining two arrays test2

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.127 Safari/537.36

Browser: Chrome 100

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
immutable with concat	2910623.0 Ops/sec
direct mutation with splice + spread	2011290.0 Ops/sec

Script Preparation code:

var a = Array(50).map(i => Math.random());
var b = Array(50).map(i => Math.random());

Tests: