Microsoft MSX BASIC, Manual

Page: 83 / 247

01 231 2456 7 89 9 87
9 1 1 1 1 9 1 1 97 1 8924 !"24#924$24% 24& '24(9 )1 8924 !"24#924$24% 24& '24* 6+1 2,0
-./01-.23ÿ5 ÿ-.67ÿ5ÿ1-.82ÿ
9::;<==...ÿ 70>0? ÿ
@AB Cÿ EFGH B IJÿ CAB K H Cÿ H AJÿ LFGMN Jÿ OEJPB CB FIÿ QRIH B CCRÿ PFIH RB IJLÿ B Iÿ STU ÿ FIJÿ LB VB H
N JK H W
9::;<==...ÿ 7096? ÿ
@AB Cÿ EFGH B IJÿ CAB K H Cÿ Rÿ LFGMN Jÿ OEJPB CB FIÿ QRIH B CCRÿ EB VAH W ÿ @AJÿ IGQMJEÿ FK ÿ LB VB H C
H Fÿ CAB K H ÿ B Cÿ CGOON B JLÿ B Iÿ EJVB CH JEÿ TX ÿ H AJÿ RLLEJCCÿ FK ÿ H AJÿ QRIH B CCRY Cÿ QFCH
CB VIB K B PRIH ÿ MZH Jÿ B Cÿ CGOON B JLÿ B Iÿ EJVB CH JEÿ ORB Eÿ [\W ÿ @AJÿ LB VB H ÿ PFGIH ÿ B Cÿ K B ECH
LB ]B LJLÿ MZÿ H ^Fÿ H Fÿ CJORERH Jÿ H AJÿ MZH Jÿ RILÿ LB VB H ÿ PFGIH CW ÿ @AJÿ EJ_GB EJLÿ IGQMJEÿ FK
^AFN Jÿ MZH JCÿ REJÿ H AJIÿ CAB K H JLÿ EB VAH ÿ RILÿ H AJÿ QFCH ÿ CB VIB K B PRIH ÿ MZH JCÿ `JEFJLW ÿ aK
RIÿ FLLÿ IGQMJEÿ FK ÿ LB VB H Cÿ ^RCÿ COJPB K B JLÿ H AJÿ QRIH B CCRÿ B Cÿ H AJIÿ CAB K H JLÿ Rÿ K GEH AJE
FIJÿ LB VB H ÿ EB VAH W
9::;<==...ÿ 70b8? ÿ
@AB Cÿ EFGH B IJÿ B Cÿ GCJLÿ MZÿ H AJÿ cdOEJCCB FIÿ c]RN GRH FEÿ H Fÿ QGN H B ON Zÿ H ^Fÿ LFGMN J
OEJPB CB FIÿ FOJERILCW ÿ @AJÿ K B ECH ÿ FOJERILÿ B Cÿ PFIH RB IJLÿ B Iÿ STU ÿ RILÿ H AJÿ CJPFILÿ B I
Tef X ÿ H AJÿ EJCGN H ÿ B Cÿ EJH GEIJLÿ B Iÿ STU W ÿ aK ÿ JB H AJEÿ FOJERILÿ B Cÿ `JEFÿ H AJÿ EFGH B IJ
H JEQB IRH JCÿ ^B H Aÿ Rÿ `JEFÿ EJCGN H ÿ g hciS[ jW ÿ kH AJE^B CJÿ H AJÿ H ^Fÿ JdOFIJIH Cÿ REJ
RLLJLÿ H Fÿ OEFLGPJÿ H AJÿ EJCGN H ÿ JdOFIJIH W ÿ aK ÿ H AB Cÿ B Cÿ CQRN N JEÿ H ARIÿ lmnopqÿ H AJ
EFGH B IJÿ H JEQB IRH JCÿ ^B H Aÿ Rÿ `JEFÿ EJCGN H X ÿ B K ÿ B H ÿ B Cÿ VEJRH JEÿ H ARIÿ lm
pq
ÿ RIÿ rst<;uvwx
<;;w;yÿ B Cÿ VJIJERH JLÿ g zmpi[ jW ÿ @AJÿ H ^Fÿ QRIH B CCRÿ CB VICÿ REJÿ H AJIÿ OEFPJCCJLÿ H F
ZB JN Lÿ H AJÿ CB VIÿ FK ÿ H AJÿ EJCGN H X ÿ B K ÿ H AJZÿ REJÿ H AJÿ CRQJÿ H AJÿ EJCGN H ÿ B Cÿ OFCB H B ]JX ÿ B K ÿ H AJZ
LB K K JEÿ B H ÿ B Cÿ IJVRH B ]JW
c]JIÿ H AFGVAÿ H AJÿ QRIH B CCRJÿ REJÿ B Iÿ {USÿ K FEQRH ÿ H AJZÿ REJÿ QGN H B ON B JLÿ GCB IVÿ H AJ
IFEQRN ÿ MB IREZÿ RLLÿ RILÿ CAB K H ÿ QJH AFLW ÿ @Fÿ RPPFQON B CAÿ H AB Cÿ H AJÿ K B ECH ÿ FOJERILÿ B C
CGPPJCCB ]JN Zÿ QGN H B ON B JLÿ MZÿ H ^Fÿ g h||T[ jÿ H Fÿ OEFLGPJÿ H AJÿ PFICH RIH Cÿ }~|mX
}~zmX ÿ }~hmX ÿ }~lmX ÿ }~|X ÿ }~zX ÿ }~hX ÿ RILÿ }ÿ B Iÿ H AJÿ [k\S| ÿ MGK K JEW ÿ @AJÿ CJPFIL
FOJERILÿ EJQRB ICÿ B Iÿ Tef ÿ RILÿ STU ÿ B Cÿ `JEFJLÿ H Fÿ K GIPH B FIÿ RCÿ H AJÿ OEFLGPH
RPPGQGN RH FEW ÿ GN H B ON B PRH B FIÿ OEFPJJLCÿ MZÿ H R€B IVÿ CGPPJCCB ]Jÿ ORB ECÿ FK ÿ LB VB H C
K EFQÿ H AJÿ CJPFILÿ FOJERILÿ CH REH B IVÿ ^B H Aÿ H AJÿ N JRCH ÿ CB VIB K B PRIH ÿ ORB EW ÿ FEÿ JRPAÿ l
MB H ÿ B Iÿ H AJÿ LB VB H ÿ ORB Eÿ H AJÿ ROOEFOEB RH Jÿ QGN H B ON Jÿ FK ÿ H AJÿ K B ECH ÿ FOJERILÿ B Cÿ RLLJLÿ H F
H AJÿ OEFLGPH W ÿ TCÿ RIÿ JdRQON Jÿ H AJÿ CB IVN Jÿ QGN H B ON B PRH B FIÿ l|hq~‚pÿ ^FGN L
OEFLGPJƒ
/276„/--/-//-5 /276„2-†‡ /276„/-†‡ /276„ˆ†‡ /276„7†ÿ
TCÿ JRPAÿ LB VB H ÿ ORB Eÿ B Cÿ PFQON JH JLÿ H AJÿ OEFLGPH ÿ B Cÿ CAB K H JLÿ H ^Fÿ LB VB H Cÿ EB VAH W ÿ ‰AJI
RN N ÿ CJ]JIÿ LB VB H ÿ ORB ECÿ AR]Jÿ MJJIÿ OEFPJCCJLÿ H AJÿ EFGH B IJÿ H JEQB IRH JCÿ MZ
EJIFEQRN B `B IVÿ RILÿ EFGILB IVÿ GOÿ H AJÿ OEFLGPH ÿ ghpT[jW
@AJÿ H B QJÿ EJ_GB EJLÿ K FEÿ Rÿ QGN H B ON B PRH B FIÿ LJOJILCÿ N REVJN Zÿ GOFIÿ H AJÿ IGQMJEÿ FK ÿ l
MB H Cÿ B Iÿ H AJÿ CJPFILÿ FOJERILW ÿ @AJÿ ^FECH ÿ PRCJX ÿ ^AJIÿ RN N ÿ H AJÿ LB VB H Cÿ REJÿ CJ]JICX
PRIÿ H R€Jÿ GOÿ H Fÿ llÿ QCÿ PFQOREJLÿ H Fÿ H AJÿ R]JERVJÿ FK ÿ ROOEFdB QRH JN Zÿ iÿ QCW
9::;<==...ÿ 7229? ÿ