Run results for: Object Literal x Switch - Rocketseat

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 11_3_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.128 Safari/537.36

Browser: Chrome 89

Operating system: Mac OS X 11.3.1

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
Switch	31746.7 Ops/sec
Object Literal	29774.3 Ops/sec

Script Preparation code:

var today = new Date().getDay()

Tests:

Switch
let day; switch (today) { case 0: day = "Sunday"; break; case 1: day = "Monday"; break; case 2: day = "Tuesday"; break; case 3: day = "Wednesday"; break; case 4: day = "Thursday"; break; case 5: day = "Friday"; break; case 6: day = "Saturday"; break; default: throw new Error("Hey! We have only 7 days in the week"); } console.log(`What day of the week is today? ${day}`);
Object Literal
const dayOfTheWeek = { 0: "Sunday", 1: "Monday", 2: "Tuesday", 3: "Wednesday", 4: "Thursday", 5: "Friday", 6: "Saturday", }; console.log( `What day of the week is today? ${dayOfTheWeek[today]}` );