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object Test {
def main(args:Array[String]): Unit = {
val z = Array(1,2,3,4)
val zs: Seq[Int] = z
val za: Any = z
/*
Console.println("z is arr[int]"+z.isInstanceOf[Array[int]])
Console.println("zs is arr[int]"+zs.isInstanceOf[Array[int]])
Console.println("za is arr[int]"+ za.isInstanceOf[Array[int]])
Console.println("z is seq[int]"+z.isInstanceOf[Seq[int]])
Console.println("zs is seq[int]"+zs.isInstanceOf[Seq[int]])
Console.println("za is seq[int]"+ za.isInstanceOf[Seq[int]])
Console.println("z is anyref"+z.isInstanceOf[AnyRef])
Console.println("z useq "+ Seq.unapplySeq(z))
Console.println("zs useq "+ Seq.unapplySeq(zs))
Console.println("za useq "+ Seq.unapplySeq(za))
Console.println("z aseq "+ Seq.unapplySeq(z))
Console.println("zs aseq "+ Seq.unapplySeq(zs))
Console.println("za aseq "+ Seq.unapplySeq(za))
*/
val zl = zs match {
case Seq(xs@_*) => xs.length
}
assert(zl == 4)
}
}
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