ASPinCodeField is a UI Component that allows you to integrate a pin / digit code UI within your app.
As simple as: 
- iOS 9.0+
- Swift 5.0
let pinCodeView = ASPinCodeField() pinCodeView.delegate = self pinCodeView.dataSource = self pinCodeView.borderColor = UIColor.lightGray pinCodeView.textColor = UIColor.black pinCodeView.cornerRadius = 4 pinCodeView.itemsSpacing = 8 pinCodeView.textFont = .boldSystemFont(ofSize: 20)Delegate and DataSource
public protocol ASPinCodeFieldDelegate: class { func pinCodeField(_ pinCodeField: ASPinCodeField, didChangeText text: String) } public protocol ASPinCodeFieldDataSource: class { func numberOfDigits(in pinCodeField: ASPinCodeField) -> Int func canPasteFromPasteBoard(_ pinCodeField: ASPinCodeField, pasteboard: String) -> Bool }pod 'ASPinCodeField'
github "Aymenworks/ASPinCodeField"
ASPinCodeField is released under the MIT license.