scala-2.9.2.jar下载

// Contributed by Daniel Gronau
import scala.annotation._

trait Func[T] {
val zero: T
def inc(t: T): T
def dec(t: T): T
def in: T
def out(t: T): Unit
}

object ByteFunc extends Func[Byte] {
override val zero: Byte = 0
override def inc(t: Byte) = ((t + 1) & 0xFF).toByte
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