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

Posted by Sachin Akula
Sachin Akula
456 Points

I am confused how to assign key to UK. I am trying this way: let ukCurrency = currencies."UK"

How to assign a value to the key?

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

let ukCurrency = currencies.("UK" = "Pound"

1 Answer

William Li
PLUS
William Li
Courses Plus Student 26,868 Points
William Li
William Li
Courses Plus Student 26,868 Points

Hi, Sachin, here's the correct way to do Hash key-value lookup

let ukCurrency = currencies["UK"]
Sachin Akula
Sachin Akula
456 Points

Thanks william..