Kotlin ArrayList类型toTypedArray转换Array
Kotlin ArrayList类型toTypedArray转换Array
data class Point(val x: Float, val y: Float)fun array_test(points: ArrayList<Array<Point>>) {points.forEachIndexed { idx, ap ->ap.forEach {print("$idx $it ")}println()}
}fun main(args: Array<String>) {val p1 = arrayListOf(Point(0.0f, 0.0f),Point(0.1f, 0.1f),Point(0.5f, 0.5f),)val p2 = arrayListOf(Point(0.6f, 0.6f),Point(1.0f, 1.0f),)array_test(arrayListOf(p1.toTypedArray(), p2.toTypedArray()))
}
0 Point(x=0.0, y=0.0) 0 Point(x=0.1, y=0.1) 0 Point(x=0.5, y=0.5)
1 Point(x=0.6, y=0.6) 1 Point(x=1.0, y=1.0)
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