목록extension function (1)
Foggy day
Kotlin - extension function, fold, reduce
Fold function have initial value. initial is 1 in this example. so, result of calFold is 25. But reduce function don't have initial value. so, result of calRecude is 24, because value of List position zero is 0. class KotlinPlayGroundActivity : AppCompatActivity() { override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) setContentView(R.layout.activity_kotlin_pla..
Kotlin
2021. 3. 17. 00:01