Page 44 - النمذجة والمحاكاة
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?????? ??????
                                                  ???????? ????????? ???????? ??????????? ??????????

                                      ?????? ??? ????????? ? ???????? ?????
                                            ?????? ??????? ??? ??? ??????
                                              ?? event ?? .1?????? ( ?when??

                                  ????)frontdoor is clicked??? ?????:????
      ?? True )1?????? ????? ???????? ??????? ???????? ???? ????????.??

         ??false )2?????? ????? ???????? ???? ???????? ???? ?????.??

                          ??????? ????? ?????????? ??????????? ????? ??????? ?if??
                         ??? controls ?? .2????? ? if-else??? ???? ?blocks??
??? items?? -1????? ????????? (? )doorlocked??? ????? ??? ????? (?)1??

                                               ????????? ????if ???
                                              ???? -2??? ????????(=)?

                                                    ??items ?? -3??
                             ??????(?? ? )false???? ?? ????? (?)2??

                                               ?? .3??? ?????? ? if????)false( ????
                      ????????? ????? (????? ???? ??????? ??? ????????? ?????? ?:??
              ?• ???? action???????????? ?( say????? ??? ????????? ??????)?

??( .4??? ?????? ? if?????? )true( ???????? ????? (???????) ?????? ??? ????? ??????
                                                              ?????????:??

        ??? action ?? )a??????

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