ViewBinding.kt

class YourActivity : Activity() {

    private val signInButton: Button by bindView(R.id.activity_signin_button)
    private val signUpButton: Button by bindView(R.id.activity_signup_button)
    
    // ...
    
}

class YourViewHolder(parent : View) : RecyclerView.ViewHolder(parent){

    private val title: TextView by bindView(R.id.item_title)
    private val imageView: ImageView by bindView(R.id.item_image)
    
    // ...
    
}