Tag: key

• June 24, 2016

  How to Use Dictionaries in Swift 3.0

  What is a Dictionary Dictionaries and arrays make up the collection types of Swift. Collections are exactly what they say: a collection of values. The difference between an array and a dictionary is how you get the values in and out of the collection. Arrays, as we covered elsewhere, are ordered collections. They have an…
• October 6, 2015

  How to Make Drill-Down Tables in Swift

  Table views are a lot like potato chips: You can’t have just one. Often, table views relate to each other in what is often referred to as a drill-down. Drill downs typically take the selected data and provide another list in a table about the selection. It creates a hierarchical selection. You might have a…
• August 21, 2014

  The Swift Swift Tutorial: How to Use Dictionaries in Swift

  [Updated to Swift 2.0 9/10/2015 SJL] I wrote early in my Swift tutorials a simple example of a dictionary But I really didn’t go too deep into all the ways one can use a dictionary. In this lesson we’ll bring everyone up to speed in using dictionaries, and for those who don’t know what a…