using System;
namespace ConsoleApplication_C_Sharp
{
class Program
{
static void Main(string[] args)
{
Console.Write("Decimal".PadRight(9));
Console.Write("ASCII".PadRight(9));
Console.Write("Hex".PadRight(9));
Console.WriteLine();
int min = 0;
int max = 128;
for (int i = min; i < max; i++)
{
char ch = (char)i;
string s = string.Empty;
if (char.IsWhiteSpace(ch))
{
s = ch.ToString();
switch (ch)
{
case ' ':
s = "space";
break;
case '\n':
s = "\\n";
break;
case '\r':
s = "\\r";
break;
case '\t':
s = "\\t";
break;
case '\f':
s = "\\f";
break;
case '\v':
s = "\\v";
break;
}
}
else if (char.IsControl(ch))
s = "ctrl ch";
else
s = ch.ToString();
Console.Write(i.ToString().PadRight(9));
Console.Write(s.PadRight(9));
Console.Write(i.ToString("X2"));
Console.WriteLine();
}
}
}
}
/*
run:
Decimal Char Hex
0 ctrl ch 00
1 ctrl ch 01
2 ctrl ch 02
3 ctrl ch 03
4 ctrl ch 04
5 ctrl ch 05
6 ctrl ch 06
7 ctrl ch 07
8 ctrl ch 08
9 \t 09
10 \n 0A
11 \v 0B
12 \f 0C
13 \r 0D
14 ctrl ch 0E
15 ctrl ch 0F
16 ctrl ch 10
17 ctrl ch 11
18 ctrl ch 12
19 ctrl ch 13
20 ctrl ch 14
21 ctrl ch 15
22 ctrl ch 16
23 ctrl ch 17
24 ctrl ch 18
25 ctrl ch 19
26 ctrl ch 1A
27 ctrl ch 1B
28 ctrl ch 1C
29 ctrl ch 1D
30 ctrl ch 1E
31 ctrl ch 1F
32 space 20
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
48 0 30
49 1 31
50 2 32
51 3 33
52 4 34
53 5 35
54 6 36
55 7 37
56 8 38
57 9 39
58 : 3A
59 ; 3B
60 < 3C
61 = 3D
62 > 3E
63 ? 3F
64 @ 40
65 A 41
66 B 42
67 C 43
68 D 44
69 E 45
70 F 46
71 G 47
72 H 48
73 I 49
74 J 4A
75 K 4B
76 L 4C
77 M 4D
78 N 4E
79 O 4F
80 P 50
81 Q 51
82 R 52
83 S 53
84 T 54
85 U 55
86 V 56
87 W 57
88 X 58
89 Y 59
90 Z 5A
91 [ 5B
92 \ 5C
93 ] 5D
94 ^ 5E
95 _ 5F
96 ` 60
97 a 61
98 b 62
99 c 63
100 d 64
101 e 65
102 f 66
103 g 67
104 h 68
105 i 69
106 j 6A
107 k 6B
108 l 6C
109 m 6D
110 n 6E
111 o 6F
112 p 70
113 q 71
114 r 72
115 s 73
116 t 74
117 u 75
118 v 76
119 w 77
120 x 78
121 y 79
122 z 7A
123 { 7B
124 | 7C
125 } 7D
126 ~ 7E
127 ctrl ch 7F
*/
