Multiple ChoiceBeginner 30s
Map vs Object
Map differs from Object by:
Options
- 1Not existing in the JS language
- 2Allowing any type as keys
- 3Only storing plain string keys
- 4Being slower for every lookup
Think you can answer under pressure?
Get matched and answer live questions in 3-minute 1v1 battles. Elo ranking, badge tiers and bragging rights on the line.