L'AD? Basic 1030 1040
OATA255,32 ,207 ,255,170.169,0,32 OATA32,204 ,25:5,169,67,32,195
,2eE'- 196,173,141,2,288,251,230,170 ;255,76,140,196,32,212,225,165,45,56,233,2,178
1050 DATA165 ,46 ,233,e, )68,169,8,133,186,169,0,32,213,255,32,,5 10S0 OfllTA233,2, 133 ,87,165,46,233,0,133,88,160,0,177,87,208,29,200,
,2ee
,233
1,165,56,165,45 177,87 ,2ee
leJ70
DATA24, 165,87,24,105,2,133,45,133,47,133,49,165,88,105,e,
1080 10S0
OATAse, 76,140,196,160,0,177,87,133,89,200,177,87,133,88, DATA144 ,203 ,32,212 ,225,162,17,169,160,157,64,3,,21212,16,250,164,183
133 ,46,133,48,133
1100
DATA136,177,187,153,64,3,192,0,208,246,32,59,192,162,
165 ,89 .133 ,87 ,24 ,2413, 10 72,32,201,255,169,73
1111' DATA32,210 ,25~ ,32 ,204 ,255, 16~ ,&7,162,8, 16e ,3 ,32,186,255,169, l ,162,58,160 1120 DATA161' ,32,189,255,32,192,255,162,72,32,201,255,169 ,24e ,160,207 ,32 ,30 ,171 1130 DATA32,204 ,255,162,67,32,198,255,162,0,32,207,255,157,8,168 ,232 ,208 ,247 1141' OATA32,204 ,255,162,17,189,64,3,157,144,168,202,16,247,162,72 1150 OI"lTA 169 ,232 ,16e,287 ,32 ,30,171.32,204,255,162,67.32,201,255,165, 189,0,
,32 ,2el ,255 l ,41 ,254
1160
DATA133, 1,162,e,
16e ,32 ,210 ,255 ,232 ,208 .247 ,32 ,204 ,255,165,1,9,1,133
1170
DATA1,169,50,141.241,207,162,72,32,201,255,169
1180 11ge
OATA204,255,169,67,32,195,255,169,49,141,241.207,76,0,196 DATA8, 133,186,169,73,133,184,32,192,255,32,65,192,162,72
1200
DATA255, 133 .252 ,32 ,207 ,255 ,24,101,252,133,252,32,207,255,32.183,255,201
1210 1220 1230 1240
DflITA64,208 ,246 ,32 ,204 .255,165,252,201,96,240,8,32,231,255,162,4.76,139,227 DATA162 ,73,32, 198,255,32,207,255,32,207,255,32,207.255, 170,32,207.255,224 DATA0,208 ,6,201.0,208.2.240,106,169.0,133.252,169,13,32 ,210 ,255 ,32 .225 ,255 DATA240,92 .32 .207 ,255,170,32,207,255,32,205,189,169,32,32,210,255 ,32 ,207
,240,160
1250
DATA255,240,2e5
DATA255,208 ,230,164,252,208,247,72,169,8,133,168,169,205,
1270 1280 1290
DATA41, 127,178,240,12,280,208,2,230,169,177,168,16,247 DATA2,230 ,169,177,168,72,41,127,32,210,255,104,16,240,48 DATA169,73,32,195,255,76,248,168,32,204,255.32,231,255,
.201,34,208,8,72,165,252,73,1,133,252,104,201,0,48
1300
DATA0,32,186,255,169
,5 .32 .210
,e ,32,189,255,32,192,255,96,168,9,80,72,162.6,32,186
131e
DATA255, 169 ,e ,32,189,255,32,192,255,184,170,32,201,255,96,32 DATA32, 195,255,76,248,168,32,121,0,201, 145,24e, DATA240.36 ,201,225,240,47.201,226,240,58,76.43.198,32.80
1340 1350
DATA255, 76,248,168,169.13,32,210,255,32,204,255,32,231,255, DATA7,32 ,104 ,21'1.169,0.32.210,255,169.7,76,127,201,169,6,32,
,204 .255 ,9,80
19,2el
,224,240,26,201,223 ,2el , 162,70,32,201 76,248,168,169 104,201,169
1360 DATA49,32,210,255,169,6,76,127,201,169,6,32,104 ,2el ,169,48,32,210,255,169 1370 DATA6,76,127,201,234.234,234,169, I ,32.104.201,169,72,32,210,255,169,1,76 1381' DATA127 ,201,169, l ,32, le4 ,201,169,73,208,239,169, l ,32,104,201,169,77,32 1390
DATA255,32,
1400
DATA0,201,230,240,7,201,231,248,15,76,0,207,32,115,0,169,
7e,2e2
,169,
1,76,127,201,169.1,32,
,21e
le4 ,201,169,68,208,236,32.121 l .32,104.201,169
1411' DATA82,28B,210,32, 115.0,169,1.32.104,201,169,74.208.198.32,158,173 ,32 ,221 1420 DATA189 ,32 ,30,171,32,121,8 ,32 ,21e ,2:55 ,32,115,0,32,158,173,32,221,189,32 1430 DATA30, 171 ,96,169,2,32,184.201,32,1:58,183,138,41 ,3,9,48.32,210,255,169,2 1440 1450
DATA78. 127,201,169.48,72,169,2,32,104,201, le4 ,32 ,210,255,169,2,78,127.201 DATA189 ,49 ,288 ,237,169,50,208,233,189,51,208,229,32,158,183,138 ,201,16,246
1460
DfilTA 17 ,201,20,240,13,201,40,240,9,201,80,240,:5
,162 ,14,76,139,227,162,254
1470 DATA232. 10,144,252,138,72,169,3,32,104 ,201,1e4, 148B DjIIlTA3, 76,127,201,32,121,0,201,145,240,7,201,224,240,3,76 1490 DjIIlTA72 ,169 ,4 ,32,104,201,104,32,210.255.169,4,76,127,20
170,169,0,32,205,189,169 ,43 ,198 ,41,1,9,48 1,169,5,32.104,201
1500
DATA32, 1:58,173,32,221,189,32,30,171,169,5,76,127
,2el
1510
DATA201,25:1i, 169,13,32
76,127,201,168,9,96,72,162
,16e,
170,32,204
,25:1i, 169 ,7e,
1520 OATA4, 76,110,201,72,169,13,32,210,255,104,32,204,255.9,96, 1:1i30 DATA121,0,281,145,240,19.201,224.240.26,201,223,240.36 1540 1550
DATA226,240 ,57,76,43,198,32,35,192,162,68,32,201,255,76,248, DATA218,255 ,32 ,204 ,255 ,32 ,231.255,76,248,168,169,10.32,
,32,80,201,162,70,32 76,132,201,32 ,26 1,225,240.47,201 18a, 169,13,32 IS .203,169,0,32,210
1580 1570
DATA255, 189,10,76,24,203,169,7,141,46,192,32 ,2e4 ,255 ,32 ,231 ,255,76,69,203 DATA189 ,6 ,24t"240 ,32,121,0,201.145,240,11,201,224,240,24,20 1,238.240,24
1580 1598
DATA76,43,198.189,147,72,189 ,e,32 ,15,203 ,104 ,32 ,210,255,169,0,76,24,283 OATA169,19 ,288,237 ,32,115,0,169,3,32,15,203.32.158,183,138,32 ,210 .255,189
1600 1610
OATA3,32 ,24 ,203 ,24.144,212,234.234,234,234,169,6,32,15,203,32,158, OATA32,210 ,2:1i5, 169,6,76,24,203.32,121.0,201.145,240,7.201,224.240.
183,138 18,76
1820 1630
DATPl43, 198,169,4,72.32,15 DATA32.35,192,162,68,32
1640 1650 1868
DATA188, 169,2 ,32,15,203,169,13,32,168,170,32,204,255,169,98 ,32 ,195,255,78 DfIlTA248.168,169, l ,32,15,21'3,169,13,32,160,170,32,21'4,255,169,97 ,32 ,195,255 DjIIlTA76 ,248,168,234,234,234,169,6,32,15,203,169.21.32 ,210 ,255,169,13,32,210
1670 1680 lS90
DATA255,32 ,204 ,255,169.102,32,195,255,32,35,192,162,68,32,281,255, 169 ,4 DATAIS8,0, 133,252 ,132 ,251,162,40,32 ,228,255,208 ,91,224,40,208,7,169,13,32 DATA210,25S, 162,0,177,251,41,128,73, 12e ,9.18,32,210,255.177,251.41.31,133
1700
Df'tTA253, 177 ,251,41,127,74,74,74,74,74,168,185,252,204,160.0.5
1718 1720 1730
DATA208,20 ,32,2 le ,255,169,141,32,210,255,138,168,169,32,32,210,255, DATf't248, 169,32,32,2 J0 ,25:5 ,232 ,230 ,251,209,2,230,252,165,252,201,7 OATA165 ,251,201 ,231 ,208,160,169.13,32,210,255,32,204,255,169,68,32,
1740 1750
DATA169,10,32,15,203,169,0,32,210,255,169,10,76,24,203 DPlTA32,201,255,160,5,185,246,204,153,119,2,136,16,247,169,6,
1760 1778
DATAI',76,156.186,223,32,255 ,8e,82, 79, 70,70,13,64,32.96,160,0.69.78,196,70 OATA79.210,78,69,88,212,68,65,84,193,73,78.80,85,84.163,73, 78,80,85,212
.2e3 ,169 ,e,32 ,210 ,255 ,104,76,24,203,169,9,208,239 ,2el ,255.169,13,32,160,170,32.204,255,169,68,76,248
.253 .201.34 136 ,288 ,2e8, 166 195,255
DATA88.69,198,80,79.75,197,80,82,73,78,84,163,80,82,73, DATA78, 73,93,212,67,76,210,67,77,196,83,89,211,79,80.69
1831' DATA197, 71,69.212,78,69,215,84,65,66,168,84,207, 1840 Df'tTf't69.286,78,79,212,83.84,69,208,171,173,170,175,222,65, 1850 OATA189, 188,83,71,206,73,78,212,65,66.211.85,83,210,70,82,
OATA65,84 ,206 ,80 ,69 ,69 ,203,76,69,206,83,84,82,164,86,65,204,65,83,195,67 OATA7E,82,184,76,69,70 ,e4, 164 ,82,73,71,72,84,164,77,73,68,164,71,207,73 Of'tTA78, 73,212,86,68,65 ,e4, 197,69,82,65,83,197,70,77,65,212,67,79,80,217 DATA82.69,78,85,77.197,70,76,65,83,200.68, 76, 79,65,196,69,83,65,86,197,68
30 PRINT A$
mostrerà su video la scritta BUONGIORNO, precedentemente prelevata dalla 12esima posizione del file. 40 SENO 5 "SALVE'"
riempiamo l~quinta' posizione con la stringa SALVE! 50 SENO 3,"ABBRACCI
E BACI"
riempiamo la terza posizione con la stringa ABBRACCI E BACI, cancellando l'ARRIVEDERCI precedentemente inserito. 60 REL CLOSE
chiude il file aperto. È chiaro che non è possibile aprire più file relativi contemporaneamente, dato che le istruzioni SEND e RECEIVE non fanno riferimenti al nome del file in questione.
,84 ,65 ,206
DI'lTPl86,69 ,210 ,87 ,65 ,212 .89 .98.197,86,76,79,65,196.66,83,65,86,197.82,65
1921' Of'tTA79,71,197,84,92,83,197,65,80,80,69,78,199,68,73,83,75, OATA73,69,215 .82,69,83,69,212,79,70,198,83,77,65,76,204,67,65 OATA72, 79,77,197,93,69,212,77,79,86,197,68,82,65,215,82 DATA79,210 ,66,76,65,67,203,66,76,85,197,71,82,69,69,286,82,69,
19B8 DATA90, 197,82,79,84,65,84,197,66,82,79,75,69,206,87,82,73 197e DATA88,85,71,197,70,89,69,196,77,69,83,83,65,71,197,76
78,65,77,197,96 .208 ,81',204 ,69 ,204 .67,79,76 196,83,73 ,84,197,80,210 ,80 ,82,73,78.212,85
DATA83, 73, 78,199,79,85,212,72,67,79,80,217,76,76,73,83,212, 75,89,217,83 OATA89, 79,196,82,69,67,69,73,86,197,70,73,76,197,0,0,0,0 .0,0 ,0,0,0.0,0,0 DATA0,8,1:1 ,e,e ,0 ,e,e ,0,0,e,0 ,0,0 ,0,0 ,281,159,240,7,201,160,240,97,76,43.198
e811:1 DATA32,59,192.32.115,0,32.212.225,184,183,240,240, 136,177,187, 1~3 ,64 ,3.192 e1l2" DATA".288,248,184,193,165,186,201, l ,240,24,169,44,153,64,3,200,169,76, IS3 2838 DATf'tS4.3 ,2efl, 169,44,153,64,3,200,165.186,153,84,3,21'0,152.162 ,64 ,161',3 ,32 21'48 205e e86e
DATA199 ,255,189,88,162,8,160,4,32,186,255,32,192,255.182, 72,32.199,255,32 DATllle87,255 .32,183,255,201 ,64 ,2e8 .246 ,32 ,2e4 ,255 ,96 ,32 .204 ,255.169,86,32 Of'tTf't195,25S, 78,248.168,32,138,173,32,247,183,162,72,32,20 l ,255,189,815 ,32
e87e 20.8 2e8e
OATf'teI0,255 .169,4,32 ,2UI,255, 165,20,32,2115,255,165,21,32,211' ,255,169 ,1,32 OATf't210,2S5 ,32 ,204 ,2S5, 76 ,96 ,207 ,234 ,234 .234 ,32,116,207.32,253,174,162,66 OATA32,2t11 ,255,169,13,32,160,170.32,204,255,76,248,168,32, 116,207.32,253
elee Df'tTAI74 ,182 ,68,78,173,171,0,0,1' ,0 ,15,0 ,8,0 ,0,0,0 ,e,e,0 .0,e ,0,0,0,0,8,0.0 e 118 DATA0,8,0 ,0 ,8 ,8 ,0 ,85 ,49 ,59 ,53 ,44 ,49 ,44 ,8 ,66 ,45 ,80 ,58 ,51,44,48,0.85,49,58 2120
20 RECEIVE 12,A$
poniamo in A$ la 12-esima registrazione.
70,206,83,80,67,168,84,72 78,196,79,210,190 197,80,79,211
OATA93.81 ,210 ,82,78,196,76,79.199,69,88,208,67,79,211,83,73,206
1988 1998 eeee
10 REL OPEN "ESEMPIO"
questa volta non abbiamo indicato la lunghezza massima degli elementi, essendo il file già inizializzato.
,83 ,84,79 7e ,217
1960
1918
40 REL CLOSE
chiudiamo il file precedentemente aperto. Scriviamo ora un programmino per accedere alle registrazioni del file ESEMPIO e per modificare alcune di esse:
78.212,67,79,78,212 ,206 ,67,76,79,83
1870 18e8 1898 1988
193e 1940 1950
riempiamo la terza posizione con la stringa ARRIVEDERCI
,32 ,35,192,162,68 133,198,32,121
1780 OATA68, 73,205,82 ,69,65 .196,76,69,212,71,79.84,207,82,85,206,73,198,82,69 1791' DATI'l83,84, 79,82,197,71,79,83,85,194,82.69,84,85 ,82,206,82 ,69,285 1800 OATA2e8, 79 ,286 ,87 ,65,73,212,76,79,65,196,83,65,86,197,86,69,82,73, 1810 1920
20 SENO 12,"BUONGIORNO"
riempiamo la 12-esima posizione con la stringa BUONGIORNO 30 SENO 3,"ARRIVEOERCI"
133.169,160,0,104 ,282 ,208 ,244 ,200,208 ,179 .32 ,204 ,255 169,70,162,6,160
1328 1330
10 REL OPEN "ESEMPIO",50
con questa prima linea inizializziamo il file relativo, di nome ESEMPIO e con registrazioni di lunghezza massima 50 byte.
,207 ,32 ,30,171,32 ,32 ,212 ,225,169 ,32,198,255,32,207
1260
do INPUT, è obbligatorio che la RECEIVE sia inserita in una linea di programma, pena il messaggio d'errore ILLEGAL DIRECT. Facciamo un esempio: scriviamo il seguente programmino per inserire alcune registrazioni in un file e per recuperarle agevolmente.
OATASI ,44 ,49,44,49,56,44,49,0,0,0,0,81'
MCmicrocomputer n. 39 - marzo 1985
Il comando KEY alliva i tasti Fl-FS e mostra le definizioni correnti.
Confessione e autocritica Dobbiamo confessare una piccola cosa: l'ADP Basic, per come era stato pensato e ripensato al momento del concepimento, si sarebbe dovuto esaurire già da un mese. Trattamento file relativi e definizione dei tasti FI-F8 non erano in programma. Diciamo che la continuazione è avvenuta a gentile richiesta di alcuni lettori: "Un Tool che non definisce i tasti F 1-F8?" ... "E i file 115
