Pass data to Start Navigation

Fargment.kt

//MainFragment is an start Destination in navigation

class MainFragment:Fragmnet{
// Dont use  private val args: MainFragmentArgs by navArgs() to get the args if you wanted to pass data to startDestination 
  //Fragmnet

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        arguments?.get("Key")

}

    }

watch this gist