aparler/RosettaCodeData
1
0
Fork 0
Code Issues 12 Pull requests 3 Projects Releases Packages Wiki Activity Actions

June 2018 Update

Browse source
This commit is contained in:
Ingy döt Net 2018-06-22 20:57:24 +00:00
parent ba8067c3b7
commit 22f33d4004
5278 changed files with 84726 additions and 14379 deletions
Download patch file Download diff file Expand all files Collapse all files

40
Task/Memory-layout-of-a-data-structure/Scala/memory-layout-of-a-data-structure.scala Normal file
View file

@ -0,0 +1,40 @@
object Rs232Pins9 extends App {
val (off: Boolean, on: Boolean) = (false, true)
val plug = new Rs232Pins9(carrierDetect = on, receivedData = on) // set first two pins, say
def toOnOff(b: Boolean) = if (b) "on" else "off"
class Rs232Pins9(
var carrierDetect: Boolean = off,
var receivedData: Boolean = off,
var transmittedData: Boolean = off,
var dataTerminalReady: Boolean = off,
var signalGround: Boolean = off,
var dataSetReady: Boolean = off,
var requestToSend: Boolean = off,
var clearToSend: Boolean = off,
var ringIndicator: Boolean = off
) {
def setPin(n: Int, v: Boolean) {
(n) match {
case 1 => carrierDetect = v
case 2 => receivedData = v
case 3 => transmittedData = v
case 4 => dataTerminalReady = v
case 5 => signalGround = v
case 6 => dataSetReady = v
case 7 => requestToSend = v
case 8 => clearToSend = v
case 9 => ringIndicator = v
}
}
}
// println(toOnOff(plug.component2())) // print value of pin 2 by number
plug.transmittedData = on // set pin 3 by name
plug.setPin(4, on) // set pin 4 by number
// println(toOnOff(plug.component3())) // print value of pin 3 by number
println(toOnOff(plug.dataTerminalReady)) // print value of pin 4 by name
println(toOnOff(plug.ringIndicator)) // print value of pin 9 by name
}