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How to get a set as a string in Swift
Theodore Kelechukwu OnyejiakuOverview
A set is a sequence or a collection of unique elements. We can get a set as a string in Swift by using the debugDescription property. This is very useful when there is a need for debugging.
Syntax
set.debugDescription
Syntax for getting a set as a string in Swift
Return value
This property returns a string. This string is a representation of the set instance.
Code example
// Creating some sets let evenNumbers : Set = [10, 2, 6, 8, 4] let oddNumbers : Set = [11, 5, 7, 3, 9] let first_names : Set = ["john", "jane", "henry", "mark"] // Getting the instance types print(type(of: evenNumbers)) print(type(of: oddNumbers)) print(type(of: first_names)) // Getting the sets as strings let str1 = evenNumbers.debugDescription let str2 = oddNumbers.debugDescription let str3 = first_names.debugDescription // Printing the string values and types print(str1 + " =" , type(of:str1)) print(str2 + " =" , type(of:str2)) print(str3 + " =" , type(of:str3))
Getting a set as a string in Swift
Explanation
- Lines 2–4: We create some sets.
- Lines 7–9: We print out the instance types of the sets.
- Lines 12–14: We get the string representations of the sets using the
debugDescriptionproperty. - Lines 17–19: We print the string representations to the console with their instance types.
RELATED TAGS
swift
set
string
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Theodore Kelechukwu OnyejiakuRELATED COURSES
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