fun main() {
val myPhone = Myphone()
myPhone.phoneOn()
myPhone.onClick()
myPhone.onTouch()
myPhone.openApp()
myPhone.closeApp()
myPhone.brightMax()
myPhone.Something1.something()
}
interface Application {
var appName: String
var x1: Int
fun something()
fun brightMax() {
println("Brightness level is on Max!")
}
fun openApp() {
println("$appName is opening!")
}
fun phoneOn() {
println("The phone is ON")
}
fun onClick() {
println("App is running")
}
fun closeApp() {
println("${Myphone.Something1.appName} App is closed!")
}
}
interface Button {
val x: Int
var helloMessage: String
fun brightMax() {
println("Brightness is on $x")
}
fun phoneOn() {
println("Power on button was pressed!")
}
fun onClick()
fun onTouch() {
println("The screen was touched!")
}
}
class Myphone: Button, Application {
override fun something() {
println("Doing something")
}
object Something1 : Application {
override var x1: Int = 100
override var appName: String = "Instagram"
override fun something() {
println("He wants to die!")
}
}
override var x1: Int = 12
override var appName: String = "Facebook"
override var x: Int = 100
override fun phoneOn() {
super<Application>.phoneOn()
}
override fun brightMax() {
super<Application>.brightMax()
super<Button>.brightMax()
}
override var helloMessage: String = "Hello"
override fun onClick() {
super.onClick()
}
}
我在类内部创建了对象,但无法在主函数中“调用”它。
一旦我这样做,我就不记得该如何解决了。
不要因为代码而怪我。我做了介绍。
在第9行,有错误,为什么? something1在kotlin中有红线。
something1.appName-运行正常吗?
您会收到此错误,因为不建议您通过实例引用访问嵌套对象。使用Myphone.Something1.something()
代替myPhone.Something1.something()
。