Question

How to convert string to byte array in Swift

Answer 1

import Foundation

let str = "Swift"

let byteArray = Array(str.utf8)

print(byteArray)




/*
run:

[83, 119, 105, 102, 116]

*/

 

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Answer 2

import Foundation

let str = "Swift"

if let data = str.data(using: .utf8) {
    let byteArray = [UInt8](data)
    print(byteArray)
}



/*
run:

[83, 119, 105, 102, 116]

*/

 

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