override fun onCreate()

in app/src/main/java/com/gu/toolargetool/sample/MainActivity.kt [10:19]


    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)
        if (savedInstanceState == null) {
            supportFragmentManager
                    .beginTransaction()
                    .add(R.id.container, TestFragment())
                    .commit()
        }
    }