Converting Hex String to NSData in Swift

Question

I got the code to convert String to HEX-String in objective-C.

- (NSString *) CreateDataWithHexString:(NSString*)inputString
{
NSUInteger inLength = [inputSt         


        

Answer 1

Swift 5

With support iOS 13 and iOS2...iOS12.

extension String {
  var hex: Data? {
    var value = self
    var data = Data()
    
    while value.count > 0 {
      let subIndex = value.index(value.startIndex, offsetBy: 2)
      let c = String(value[..