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

Shawn Fair
Shawn Fair
1,651 Points
Posted by Shawn Fair
Shawn Fair
1,651 Points

Swift basics dictionary challenge: I have no idea what I'm making

I have looked this up gone back so many times but even when i have it right, it says it is wrong.

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

1 Answer

kjvswift93
kjvswift93
13,515 Points

You don't need to remove anything from the dictionary, just assigning the value for the key "UK"("Pound") to a new constant named ukCurrency. You do this like so...

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