Question

How to remove an element from an array in Swift

Answer 1

import Foundation

var arr = [1, 2, 3, 4, 5, 6]

arr.remove(at: 2) // Remove the element at index 2

print(arr)



/*
run:

[1, 2, 4, 5, 6]

*/

 

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Answer 2

import Foundation

var arr = [1, 2, 3, 4, 5, 6]

// Remove the element by value 
if let index = arr.firstIndex(of: 3) {
    arr.remove(at: index)
}

print(arr)


/*
run:

[1, 2, 4, 5, 6]

*/

 

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