「ASCII Table」- 整理（ASCII 码表） @20210219

控制字符（Control Characters）

Char	Octal	Dec	Hex	Control-Key	Description
NUL	0	0	0	^@	Null character
SOH	1	1	1	^A	Start of heading, = console interrupt
STX	2	2	2	^B	Start of text, maintenance mode on HP console
ETX	3	3	3	^C	End of text
EOT	4	4	4	^D	End of transmission, not the same as ETB
ENQ	5	5	5	^E	Enquiry, goes with ACK; old HP flow control
ACK	6	6	6	^F	Acknowledge, clears ENQ logon hand
BEL	7	7	7	^G	Bell, rings the bell...
BS	10	8	8	^H	Backspace, works on HP terminals/computers
HT	11	9	9	^I	Horizontal tab, move to next tab stop
LF	12	10	a	^J	Line Feed
VT	13	11	b	^K	Vertical tab
FF	14	12	c	^L	Form Feed, page eject
CR	15	13	d	^M	Carriage Return
SO	16	14	e	^N	Shift Out, alternate character set
SI	17	15	f	^O	Shift In, resume defaultn character set
DLE	20	16	10	^P	Data link escape
DC1	21	17	11	^Q	XON, with XOFF to pause listings; ":okay to send".
DC2	22	18	12	^R	Device control 2, block-mode flow control
DC3	23	19	13	^S	XOFF, with XON is TERM=18 flow control
DC4	24	20	14	^T	Device control 4
NAK	25	21	15	^U	Negative acknowledge
SYN	26	22	16	^V	Synchronous idle
ETB	27	23	17	^W	End transmission block, not the same as EOT
CAN	30	24	17	^X	Cancel line, MPE echoes !!!
EM	31	25	19	^Y	End of medium, Control-Y interrupt
SUB	32	26	1a	^Z	Substitute
ESC	33	27	1b	^[	Escape, next character is not echoed
FS	34	28	1c	^\	File separator
GS	35	29	1d	^]	Group separator
RS	36	30	1e	^^	Record separator, block-mode terminator
US	37	31	1f	^_	Unit separator

可打印字符（Printing Characters）

Char	Octal	Dec	Hex	Control-Key	Description
SP	40	32	20		Space
!	41	33	21		Exclamation mark
"	42	34	22		Quotation mark (" in HTML)
#	43	35	23		Cross hatch (number sign)
$	44	36	24		Dollar sign
%	45	37	25		Percent sign
&	46	38	26		Ampersand
`	47	39	27		Closing single quote (apostrophe)
(	50	40	28		Opening parentheses
)	51	41	29		Closing parentheses
*	52	42	2a		Asterisk (star, multiply)
+	53	43	2b		Plus
,	54	44	2c		Comma
-	55	45	2d		Hyphen, dash, minus
.	56	46	2e		Period
/	57	47	2f		Slant (forward slash, divide)
0	60	48	30		Zero
1	61	49	31		One
2	62	50	32		Two
3	63	51	33		Three
4	64	52	34		Four
5	65	53	35		Five
6	66	54	36		Six
7	67	55	37		Seven
8	70	56	38		Eight
9	71	57	39		Nine
:	72	58	3a		Colon
;	73	59	3b		Semicolon
<	74	60	3c		Less than sign (< in HTML)
=	75	61	3d		Equals sign
>	76	62	3e		Greater than sign (> in HTML)
?	77	63	3f		Question mark
@	100	64	40		At-sign
A	101	65	41		Uppercase A
B	102	66	42		Uppercase B
C	103	67	43		Uppercase C
D	104	68	44		Uppercase D
E	105	69	45		Uppercase E
F	106	70	46		Uppercase F
G	107	71	47		Uppercase G
H	110	72	48		Uppercase H
I	111	73	49		Uppercase I
J	112	74	4a		Uppercase J
K	113	75	4b		Uppercase K
L	114	76	4c		Uppercase L
M	115	77	4d		Uppercase M
N	116	78	4e		Uppercase N
O	117	79	4f		Uppercase O
P	120	80	50		Uppercase P
Q	121	81	51		Uppercase Q
R	122	82	52		Uppercase R
S	123	83	53		Uppercase S
T	124	84	54		Uppercase T
U	125	85	55		Uppercase U
V	126	86	56		Uppercase V
W	127	87	57		Uppercase W
X	130	88	58		Uppercase X
Y	131	89	59		Uppercase Y
Z	132	90	5a		Uppercase Z
[	133	91	5b		Opening square bracket
\	134	92	5c		Reverse slant (Backslash)
]	135	93	5d		Closing square bracket
^	136	94	5e		Caret (Circumflex)
_	137	95	5f		Underscore
`	140	96	60		Opening single quote
a	141	97	61		Lowercase a
b	142	98	62		Lowercase b
c	143	99	63		Lowercase c
d	144	100	64		Lowercase d
e	145	101	65		Lowercase e
f	146	102	66		Lowercase f
g	147	103	67		Lowercase g
h	150	104	68		Lowercase h
i	151	105	69		Lowercase i
j	152	106	6a		Lowercase j
k	153	107	6b		Lowercase k
l	154	108	6c		Lowercase l
m	155	109	6d		Lowercase m
n	156	110	6e		Lowercase n
o	157	111	6f		Lowercase o
p	160	112	70		Lowercase p
q	161	113	71		Lowercase q
r	162	114	72		Lowercase r
s	163	115	73		Lowercase s
t	164	116	74		Lowercase t
u	165	117	75		Lowercase u
v	166	118	76		Lowercase v
w	167	119	77		Lowercase w
x	170	120	78		Lowercase x
y	171	121	79		Lowercase y
z	172	122	7a		Lowercase z
{	173	123	7b		Opening curly brace
|	174	124	7c		Vertical line
}	175	125	7d		Cloing curly brace
~	176	126	7e		Tilde (approximate)
DEL	177	127	7f		Delete (rubout), cross-hatch box

参考文献

Control codes - converting to ASCII, hex or decimal
Ascii Table - ASCII character codes and html, octal, hex and decimal chart conversion