Sharp PC-1403 - Page 140

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20 C H A I N " PR 0 - 2 ", 480
Loads t h e fir st program from th e tape and begins
e xe cu t ion w it h t he lo w e s t l ine num ber .
Sear che s t he tape for a program na m ed PR 0 - 2 ,
l oads it , and beg i n s execution wi t h l ine number 480 .
1 0 C H A I N
Examples
The secon d for m at o f C H A I N l oads th e fir s t program stored on t he tap e a n d begins
exec utio n w i t h the l i ne number spec i fi ed b y t h e exp r ess i on .
Th e third f ormat of CHAIN searc h es t h e ta p e fo r t he p r og r a m w h ose n ame is indicated
by t h e file n a m e , loads the p r ogram , and beg i ns exec u tion wit h t he l i n e n um be r
i nd icated by the express i on .
Th e f o u rth format o f CHA IN wi ll se a r c h t h e ta pe for th e prog r a m whose name is
i n d i cated by the f il ena m e , l oad t h e program, an d b egi n e x e c ution with t h e li ne numbe r
ind i cated b y the expres s ion .
The firs t fo rmat o f C H AIN l oads t he f i rs t p rog r am stored on the t a p e a nd be gin s
execu tio n w i t h the l owest line number i n t he p rogram. T he e ffe c t i s th e sa me as havin g
entered CLOAD a nd RU N whe n i n th e RU N mo d e.
* 1 Mi
T o us e the CHAI N verb , one o r m or e programs mu st be stored on a cassette. T hen ,
wh e n t h e C H AI N ver b i s encoun t e r ed i n a r u nn in g p ro gram , a prog r a m is l oaded fro m
th e c assette and executed .
•wm+MM
Th e CHA I N verb i s u sed t o start the e x e c ut ion o f a p rogram w hi c h h as been stored o n
cassette tape . It ca n on l y be u sed i n c o nnec t i o n w i th the op t i onal C E -126 P a n d C E-
152 .
1 CHAIN
2 CHAIN expr ession
3 CHAIN "filename "
4 CHAIN "filename " , expres si on
A b breviat i o n s : CH A. , CHA I.
See also: C L OAD , C SAVE , a nd R UN
Verbs
CHAIN