Run results for: spread vs concat vs push

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.88 Safari/537.36 Edg/87.0.664.66

Browser: Chrome 87

Operating system: Windows

Device Platform: Desktop

Date tested: 3 years ago

Tests:

spread
var aString = 'test'; var anArray = ['test2', 'test3']; var aMergedArray = [aString, ...anArray];
concat
var aString = 'test'; var anArray = ['test2', 'test3']; var aMergedArray = anArray.concat([aString]);
push
var aString = 'test'; var anArray = ['test2', 'test3']; anArray.push(aString); var aMergedArray = anArray;