How to get an Element Randomly from Array in Swift?

Swift – Get Random Element from Array

To get a random element from an array in Swift, call randomElement() method on this Array.

Array.randomElement() returns an element that is randomly picked from the elements of this array. If the array is empty, then this method returns nil.

Syntax

The syntax to call access last element of Array array is

array.randomElement()

We may use this property with if statement as shown in the following.

if let x = array.randomElement() {
    print("Random Element : \(x)")
}

Examples

In the following program, we take an array of size five, and get a random element from this array using Array.randomElement().

main.swift

var nums = [2, 4, 6, 8, 10]
if let x = nums.randomElement() {
    print("Random Element : \(x)")
}

Output

Random Element : 2
Program ended with exit code: 0

Conclusion

In this Swift Tutorial, we learned how to get a random element from an Array in Swift programming.