19/01/14 19:42:40.59 OowwBnZ2.net
>>51 遷移先のコードもエラーになります。
val extras = intent.extras ?: return
val price = extras.getInt("price", 0)
val discount = extras.getInt("discount", 0)
val expression = findViewById<TextView>(R.id.expression_label)
expression.text = getString(R.string.expression, price, discount)
val discountedPrice = price * (100 - discount) / 100
val discounted = findViewById<TextView>(R.id.result_label)
discounted.text = getString(R.string.result, discountedPrice)