Remote-processing CAMBASIC Manuel d'utilisateur télécharger pdf (Page 128)

Commands - 95

PEEK$ and POKE$

Memory Function and Statement

SYNTAX: x$ = PEEK$(address)

x$ = PEEK$(address, segment)

POKE $ address, X$

POKE$ address, X$, segment

PURPOSE: PEEK$ returns a string from successive memory addresses.

POKE$ w rites a string to memory.

REMARK S: The first syntax applies to the first 64K of memory (segment 0). For addresses above segment 0,

use the second syntax. Not all products support segmented memory.

NOTE: Due to compiler memory allocation, executing PEEK$ in the immediate mode will return an

error 30, < Expected )> error.

RELATED: DPEEK, DPOKE, PEEK, FPEE K, POKE, F POKE

EXAMPLE: 10 A$ = "string"

20 B$ = " stuffer"

30 POKE$ 0,A$,1

40 POKE$ 10,B$,1

50 PRINT PEEK$(0,1);PEEK$(10,1)

RUN

string stuffer

ERROR: < Data negative> – for address, data and segment

< Data > 65,535> – for address

< String too long> – if string > 254 characters

< Data range> – if segment > 15

1 2 ... 123 124 125 126 127 128 129 130 131 132 133 ... 207 208

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Remote-processing CAMBASIC Manuel d'utilisateur Page 128