Swift Sets

In Swift, the main data types for storing collections of multiple values are Array, Set, and Dictionary.

Here we will explain the basics of how to use Set in Swift.

• Swift Set - Creating and Adding Elements
  • Basics of Swift Set
  • Creating a Set in Swift
  • Adding Elements to a Set with insert()
• Swift Set - Removing Elements
  • Removing Elements from a Set with remove()
  • Removing the First Element of a Set with removeFirst() / popFirst()
  • Removing All Elements of a Set with removeAll()
• Swift Set - Counting and Checking Elements
  • Using the count Property to Get the Number of Elements in a Set
  • Using the isEmpty Property to Check if a Set is Empty
  • Using contains() to Check if a Set Contains a Specific Element
• Swift Set - Loop, map, and filter
  • Looping Through a Swift Set
  • Generating an Array by Transforming Elements of a Set with map()
  • Generating a Set by Filtering Elements with filter()
• Set Operations in Swift
  • Getting the Intersection of Sets with intersection()
  • Getting the Union of Sets with union()
  • Getting the Subtraction of Sets with subtracting()
  • Getting the Symmetric Difference of Sets with symmetricDifference()
• Swift Set - Subsets, Supersets, and Disjoint Sets
  • Checking Equality of Two Sets with ==
  • Checking if a Set is a Subset with isSubset()
  • Checking if a Set is a Superset with isSuperset()
  • Checking if Sets are Disjoint with isDisjoint()