Mr. Monroe's Reference Pages
- ASCII stands for American Standard Code for Information Interchange.
- Each character is assigned a numerical value.
- Codes 32 (space) through 126 (tilde, "~") represent the standard set of printable characters.
The Printable Characters
"sp" means "space"
"sp" means "space"
Dec
Hex
Chr
32
20
sp
33
21
!
34
22
"
35
23
#
36
24
$
37
25
%
38
26
&
39
27
'
40
28
(
41
29
)
42
2a
*
43
2b
+
44
2c
,
45
2d
-
46
2e
.
47
2f
/
Dec
Hex
Chr
48
30
0
49
31
1
50
32
2
51
33
3
52
34
4
53
35
5
54
36
6
55
37
7
56
38
8
57
39
9
58
3a
:
59
3b
;
60
3c
<
61
3d
=
62
3e
>
63
3f
?
Dec
Hex
Chr
64
40
@
65
41
A
66
42
B
67
43
C
68
44
D
69
45
E
70
46
F
71
47
G
72
48
H
73
49
I
74
4a
J
75
4b
K
76
4c
L
77
4d
M
78
4e
N
79
4f
O
Dec
Hex
Chr
80
50
P
81
51
Q
82
52
R
83
53
S
84
54
T
85
55
U
86
56
V
87
57
W
88
58
X
89
59
Y
90
5a
Z
91
5b
[
92
5c
\
93
5d
]
94
5e
^
95
5f
_
Dec
Hex
Chr
96
60
`
97
61
a
98
62
b
99
63
c
100
64
d
101
65
e
102
66
f
103
67
g
104
68
h
105
69
i
106
6a
j
107
6b
k
108
6c
l
109
6d
m
110
6e
n
111
6f
o
Dec
Hex
Chr
112
70
p
113
71
q
114
72
r
115
73
s
116
74
t
117
75
u
118
76
v
119
77
w
120
78
x
121
79
y
122
7a
z
123
7b
{
124
7c
|
125
7d
}
126
7e
~
- Codes 0 through 31 are "control codes" used to control the display output.
- Some useful control codes are
- 9 - Tab
- 10 - Line Feed
- 12 - Form Feed (tells a printer to start a new page)
- 13 - Carriage Return (the Enter key)
- 26 - used in text files as the "End of File" marker
- 27 - Escape (the Escape key)
- The ASCII code pair 13,10 is useful in Visual Basic to start a new line in a text box.
- The Basic code is: chr(13) + chr(10)
-
The MS-DOS Extended ASCII Set (used by Windows operating systems when compiling
Pascal or C++ in a Console Window)
