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iOS Swift Basics (retired) Collections What is a Dictionary?

Posted by Edwin Rivera
Edwin Rivera
924 Points

Assign the value for key "UK" to a constant named ukCurrency.

What am i doing wrong?

dictionaries.swift 
let currencies = ["US": "Dollar", "UK": "Pound", "JP": "Yen"]
let ukCurrency = ["UK": "Pound"]

1 Answer

Pasan Premaratne
STAFF
Pasan Premaratne
Treehouse Teacher
Pasan Premaratne
Pasan Premaratne
Treehouse Teacher

The challenge is asking you to retrieve the value for the key "UK" and assign that to a constant named ukCurrency. Your line of code creates a second dictionary and assigns it to ukCurrency.

The answer is:

let ukCurrency = currencies["UK"]
Edwin Rivera
Edwin Rivera
924 Points

Thank a lot, i was really stuck on that one. The video didn't explain much about this. but i really appreciate it