Frontend Developer
JavaScript questions
22 questions on JavaScript for frontend developers, easiest first.
Easy 11
- Block scope of leteasy
- Loose vs strict equalityeasy
- Sync code runs before promise callbackseasy
- typeof null and arrayseasy
- Changing a property of a const objecteasy
- Numbers saved in localStorageeasy
- What fetch does on a 404easy
- Optional chaining on missing dataeasy
- ?? versus || with zeroeasy
- Order of click handlerseasy
- Sorting numbers without a comparatoreasy