Sharp PC-1403 - Page 220

2 1 4
( 4 ) V a l ue of a l oo p v a r ia b l e aft e r c omp l e ti o n o f a F O R- N E X T l oop :
Th e v a lu e o f a l oo p v a r i ab l e o bta i ne d a ft er the e x ec u ti o n o f a FO R -N E X T lo o p
co m pl e te d on the P C - 1 4 03 i s diffe r en t from t h a t ob t ained on the P C- 1 24 5 S er i e s .
I f t h e val u e o f a loop v a ri a ble is u sed in a co nd i tio n al ex p re ss io n i n a P C- 1 24 5
S eries progra m, increme n t it b y o n e w hen i t i s us e d on th e P C - 14 03.
(3) Da ta 1 / 0 sta t eme n t for t ap e fi l es:
O n the PC - 1245 Se ri e s , t he exec ut io n o f, fo r i nsta n ce , t he PR I NT# C state me nt
saves the c ont en ts of the va ri ab l e C a nd a ll t he s u bs equ e n t va r i a bl e s to a tape f ile .
On the PC -1403, however , the exec ut ion o f th e sa m e s tate m e n t s aves the
cont ents o f the variable Con l y . To s a ve t he con te nt s o f a specific va ria bl e a nd all
th e s u bseque nt variab l es , us e the spec i fica t i on s on t he ri g ht s id e o f the fo ll owing
e xam p l es :
e . g . , PR I N T # A -7 P R I N T # A *
I N P U T#~ I NP U T # C *
DI M A ( 30 ) -7A ( 3 0) = 0
e.g . , A = S I N B ~A = S I N ( B *C)
( 2 ) D efi n ition o f su b scr i p t e d v aria b l e s ( su ch as A ( )) b y us in g the DI M state men t:
O n t h e P C - 1245 Ser i es , i f, f o r e x amp l e , DI M A (30 ) is exec u t ed , me m o r y
l ocati o ns f or A(27) thro u gh A ( 30 ) a r e s et aside as a n ext en si on o f a fixe d v a r i a ble
de fi n ition a rea . On the P C-1403 , how ev e r , t he execu ti on o f D I M A (30 ) re s e rve s
a s ep arate memory area fo r ar r a y var i ab l es A ( 0 ) t h rough A ( 30 ) fo r t he arra y
named A . W h en d ef i ning su b sc r ip te d v ari ab l es (such a s A ( )) a s a n extension
o f fixed var i a bl es , u se th e spec i fi c a ti on on the r i gh t si d e o f t he f o llowing example :
tMfif :JJl;!ij'''i4·•GDA+itl'"i*i1it¥t@atm11.i . 1:at+1,w
When u si n g on th e P C -1 4 03 a p r og r a m de v eloped fo r t he P C - 1 2 4 5 S eries , the
f o llow in g mo difi ciat i o ns ar e neces s ary :
( 1 ) Mu l t i p lic ation w i thou t u s i ng th e ope r at or "*". O n t h e P C - 1 2 45 S eries , the
o pe r ator ( * ) for m u l tip li ca ti on may b e o mi tte d , s u ch as A B for A * B o r CD fo r
C * D . On t h e P C - 140 3, h o we ve r , t he m u l t i p li cat i o n o pe rator ( * ) ca nn o t be
o mi tte d s in c e t he compu te r trea ts t wo co n sec utiv e c ha r ac ter s , s uch as A B or C D ,
a s simpl e va r i a ble s. U s e t h e speci f i ca t i on on th e r i g ht si d e o f t he fo ll owin g
exampl e :
APPENDIXG
Using Programs Writt e n on Other P C Mod e l s