Question

How to clone a two-dimensional array in Swift

Answer 1

import Foundation

let arr2D = [[1, 2, 3, 0], [4, 5, 6, 90], [7, 8, 9, 85]]

// Cloning the array
var clonedArray = arr2D.map { $0.map { $0 } }

print("Original Array: \(arr2D)")
print("Cloned Array: \(clonedArray)")



/*
run:

Original Array: [[1, 2, 3, 0], [4, 5, 6, 90], [7, 8, 9, 85]]
Cloned Array: [[1, 2, 3, 0], [4, 5, 6, 90], [7, 8, 9, 85]]

*/

 

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