How to toggle a UITextField secure text entry (hide password) in Swift?

Question

I currently have a UITextfield with an eye icon in it that when pressed is supposed to toggle the secure text entry on and off.

I know you can che

Answer 1

Try this code in swift 4, tried to make a reusable code within a controller. I have set different image for buttons in storyboard as shown in the link https://stackoverflow.com/a/47669422/8334818

@IBAction func clickedShowPassword(_ sender: UIButton) {
        var textField :UITextField? = nil
        print("btn ",sender.isSelected.description)
        switch sender {
        case encryptOldPswdBtn:
            encryptOldPswdBtn.isSelected = !encryptOldPswdBtn.isSelected
            textField = oldPasswordTextField

        default:
          break
        }

        print("text ",textField?.isSecureTextEntry.description)
        textField?.isSecureTextEntry = !(textField?.isSecureTextEntry ?? false)

    }