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Physical Sector
SideO
1 First half
Second half
2 First half
Second half
16 First half
Second half
Sidel
1 First half
Second half
16 First half
Second half
(See DSKI$
4-8
FIELD
<sector No >
1
2
3
4
31
32
33
34
63
64
To define the field of the random file buffer
FIELD [#] <file No.>, <field length> AS <string
variablo [,<field |ength> AS <stnng variable>...]
FIELD #1, 20 AS A$, 35 AS B$
Before data can be written into (PUT) or read from (GET) the
random file buffer, the FIELD statement must be executed
<file No > is the number specified by the OPEN statement
when the file was opened and <field length> is the number
of characters assigned to <string variable> The total
number of characters assigned as <field length> by the
FIELD statement cannot exceed 128 If it does, a "Field
overflow" error will occur
(See OPEN, GET, PUT, LSET/RSET)
4-9
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