📜  kotlin filterisinstance - Kotlin 代码示例

📅  最后修改于: 2022-03-11 14:53:34.650000             🧑  作者: Mango

代码示例1
fun main() {
    val numbers = listOf(null, 1, "two", 3.0, "four")
    numbers.filterIsInstance().forEach {
        println(it.uppercase())
    }
}