22 декабря, 2021

CountDownTimer

MainActivity import androidx.appcompat.app.AppCompatActivityimport android.os.Bundleimport android.os.CountDownTimerimport com.qrvvacuna_desarrollo_qrv.countdowntimer.databinding.ActivityMainBindingclass MainActivity : AppCompatActivity() { private lateinit var binding: ActivityMainBinding private var timer: CountDownTimer? = null override fun onCreate(savedInstanceState: Bundle?)… Подробнее »CountDownTimer