Run results for: Function call vs Object

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36

Browser: Chrome 120

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
object with regexp and replace	3737448.5 Ops/sec
function call	9751067.0 Ops/sec

Script Preparation code:

var myObject = {
    "/path1/pathA": "firstOne",
    "/path2/pathB": "secondOne",
    "/path3/pathC": "thirdOne"
}

var getMyObject = (path) => {
    if (path.includes("/path1/pathA")) {
        return "firstOne"
    } else if (path.includes("/path2/pathB")) {
        return "secondOne"
    } else if (path.includes("/path3/pathC")) {
        return "thirdOne"
    }
}

Tests:

object with regexp and replace
const path = "/path1/pathA/pathX" const updated = path.replace(/pathX/i, '') const res = myObject[updated]; const path2 = "/path2/pathB/pathY" const updated2 = path2.replace(/pathY/i, '') const res2 = myObject[updated2]; const path3 = "/path3/pathC/pathZ" const updated3 = path3.replace(/pathZ/i, '') const res3 = myObject[updated3];
function call
const path = "/path1/pathA/pathX" const res = getMyObject(path); const path2 = "/path2/pathB/pathY" const res2 = getMyObject(path); const path3 = "/path3/pathC/pathZ" const res3 = getMyObject(path);

Run results for: Function call vs Object

Compare Function calls vs Object

object with regexp and replace

function call