18 lines
495 B
Text
18 lines
495 B
Text
'get a variable's address:
|
|
DIM x AS INTEGER, y AS LONG
|
|
y = VARPTR(x)
|
|
|
|
'can't set the address of a single variable, but can access memory locations
|
|
DIM z AS INTEGER
|
|
z = PEEK(INTEGER, y)
|
|
|
|
'or can do it one byte at a time
|
|
DIM zz(1) AS BYTE
|
|
zz(0) = PEEK(BYTE, y)
|
|
zz(1) = PEEK(BYTE, y + 1)
|
|
'(MAK creates an INTEGER, LONG, or QUAD out of the next smaller type)
|
|
z = MAK(INTEGER, zz(0), zz(1))
|
|
|
|
'*can* set the address of an array
|
|
DIM zzz(1) AS BYTE AT y
|
|
'zzz(0) = low byte of x, zzz(1) = high byte of x
|