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Bells and Whistles
A Word about Notation
In this
section, control
codes
are
given in three forms:
EXAMPLE
i
1.
Standard
abbreviation
-
used
for
reference
.
CHR$(27);CHR$(49)
2.
Decimal Code ------'
-
presented in the
format
used
for
BASIC language statements
Note that
an alternate format
is
:
CHR$(27);"1"
See
"The
BASICs" on page
67
for
details
.
We'll use
some of each
alternative in
the
examples.
1B31(hex)
3.
Hexadecimal
code
- - - - - - - - - - - - - - '
-
This
is
the
form
required
in some software
packages. You
can also
use it in BASIC
statements in
this
format:
CH
R
$ (
&
H 1 B)
;CH R
S, (
8
H 3 1 )
NOTE
:
llcxddc
cirndl n1
111• bcr>
111ust ha
ve
two digits;
in
other words, the he
x a-
decimal equi valent of d
e.:
in1.1
I
1
is
01.
-
75
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