How to check if Two Sets are Equal in Swift


How to check if Two Sets are Equal in Swift ?

Answer

To check if two sets are equal in Swift, you can directly compare them using the '==' operator.



✐ Examples

1 Check Equality of Two Sets

In this example,

  1. We define two sets, set1 and set2, containing elements of the sets.
  2. We use the '==' operator to compare the sets for equality.
  3. If the two sets contain the same elements, regardless of order, the '==' operator returns true; otherwise, it returns false.

Swift Program

let set1: Set<Int> = [1, 2, 3, 4]
let set2: Set<Int> = [1, 2, 3, 4]

let areEqual = set1 == set2

print("Sets are equal: \(areEqual)")

Output

Sets are equal: true

2 Check Equality of Unequal Sets

In this example,

  1. We define two sets, set1 and set2, containing elements of the sets.
  2. We use the '==' operator to compare the sets for equality.
  3. If the two sets contain different elements or have a different number of elements, the '==' operator returns false.

Swift Program

let set1: Set<Int> = [1, 2, 3, 4]
let set2: Set<Int> = [4, 3, 2, 1]

let areEqual = set1 == set2

print("Sets are equal: \(areEqual)")

Output

Sets are equal: false

Summary

In this tutorial, we learned How to check if Two Sets are Equal in Swift language with well detailed examples.




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