[Kotlin] Google SMS Retriever 구현
class SmsReceiver: BroadcastReceiver() { override fun onReceive(context: Context?, intent: Intent?) { if(intent?.action == SmsRetriever.SMS_RETRIEVED_ACTION){ val extras = intent.extras val status = extras?.get(SmsRetriever.EXTRA_STATUS) when(status) { CommonStatusCodes.SUCCESS -> { var msg = extras.get(SmsRetriever.EXTRA_SMS_MESSAGE) as String val pattern = Pattern.compile("\\d{6}") val matcher..