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How to reverse elements of a sequence in Swift
Theodore Kelechukwu OnyejiakuOverview
The reverse() method is used to reverse a sequence in Swift.
Syntax
sequence.reverse()
Return value
This method returns the sequence, but with its elements reversed.
Example
// create sequences var arr1 = [3, 45, 12, 1] var arr2 = ["a", "b", "c", "d"] // reverse arrays arr1.reverse() arr2.reverse() // print results print(arr1) print(arr2)
Reverse arrays in Swift
Explanation
In the code above:
- Lines 2 and 3: We create two arrays
arr1andarr2. - Lines 6 and 7: We reverse the arrays using the
reverse()method. - Lines 10 and 11: We print the reversed arrays to the console.
RELATED TAGS
sequence
array
string
reverse
swift
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Theodore Kelechukwu OnyejiakuRELATED COURSES
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