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HTML ASCII 参考手册
HTML 和 XHTML 用标准的 7 比特 ASCII 代码在网络上传输数据。
7 比特 ASCII 代码可提供 128 个不同的字符值。
7 比特 可显示的 ASCII 代码
结果 | 描述 | 实体编号 |
space |   | |
! | exclamation mark | ! |
" | quotation mark | " |
# | number sign | # |
$ | dollar sign | $ |
% | percent sign | % |
& | ampersand | & |
' | apostrophe | ' |
( | left parenthesis | ( |
) | right parenthesis | ) |
* | asterisk | * |
+ | plus sign | + |
, | comma | , |
- | hyphen | - |
. | period | . |
/ | slash | / |
0 | digit 0 | 0 |
1 | digit 1 | 1 |
2 | digit 2 | 2 |
3 | digit 3 | 3 |
4 | digit 4 | 4 |
5 | digit 5 | 5 |
6 | digit 6 | 6 |
7 | digit 7 | 7 |
8 | digit 8 | 8 |
9 | digit 9 | 9 |
: | colon | : |
; | semicolon | ; |
< | less-than | < |
= | equals-to | = |
> | greater-than | > |
? | question mark | ? |
@ | at sign | @ |
A | uppercase A | A |
B | uppercase B | B |
C | uppercase C | C |
D | uppercase D | D |
E | uppercase E | E |
F | uppercase F | F |
G | uppercase G | G |
H | uppercase H | H |
I | uppercase I | I |
J | uppercase J | J |
K | uppercase K | K |
L | uppercase L | L |
M | uppercase M | M |
N | uppercase N | N |
O | uppercase O | O |
P | uppercase P | P |
Q | uppercase Q | Q |
R | uppercase R | R |
S | uppercase S | S |
T | uppercase T | T |
U | uppercase U | U |
V | uppercase V | V |
W | uppercase W | W |
X | uppercase X | X |
Y | uppercase Y | Y |
Z | uppercase Z | Z |
[ | left square bracket | [ |
\ | backslash | \ |
] | right square bracket | ] |
^ | caret | ^ |
_ | underscore | _ |
` | grave accent | ` |
a | lowercase a | a |
b | lowercase b | b |
c | lowercase c | c |
d | lowercase d | d |
e | lowercase e | e |
f | lowercase f | f |
g | lowercase g | g |
h | lowercase h | h |
i | lowercase i | i |
j | lowercase j | j |
k | lowercase k | k |
l | lowercase l | l |
m | lowercase m | m |
n | lowercase n | n |
o | lowercase o | o |
p | lowercase p | p |
q | lowercase q | q |
r | lowercase r | r |
s | lowercase s | s |
t | lowercase t | t |
u | lowercase u | u |
v | lowercase v | v |
w | lowercase w | w |
x | lowercase x | x |
y | lowercase y | y |
z | lowercase z | z |
{ | left curly brace | { |
| | vertical bar | | |
} | right curly brace | } |
~ | tilde | ~ |
7 比特 设备控制 ASCII代码
ASCII设备控制代码最初被设计为用来控制诸如打印机和磁带驱动器之类的硬件设备。在HTML文档中这些代码不会起任何作用。
结果 | 描述 | 实体编号 |
NUL | null character | � |
SOH | start of header |  |
STX | start of text |  |
ETX | end of text |  |
EOT | end of transmission |  |
ENQ | enquiry |  |
ACK | acknowledge |  |
BEL | bell (ring) |  |
BS | backspace |  |
HT | horizontal tab | 	 |
LF | line feed | |
VT | vertical tab |  |
FF | form feed |  |
CR | carriage return | |
SO | shift out |  |
SI | shift in |  |
DLE | data link escape |  |
DC1 | device control 1 |  |
DC2 | device control 2 |  |
DC3 | device control 3 |  |
DC4 | device control 4 |  |
NAK | negative acknowledge |  |
SYN | synchronize |  |
ETB | end transmission block |  |
CAN | cancel |  |
EM | end of medium |  |
SUB | substitute |  |
ESC | escape |  |
FS | file separator |  |
GS | group separator |  |
RS | record separator |  |
US | unit separator |  |
DEL | d.e.l.e.t.e (rubout) |  |
HTML 4.01 支持 ISO 8859-1 (Latin-1) 字符集。
ISO-8859-1 的较低部分(从 1 到 127 之间的代码)是最初的 7 比特 ASCII。
ISO-8859-1 的较高部分(从 160 到 255 之间的代码)全都有实体名称。
这些符号中的大多数都可以在不进行实体引用的情况下使用,但是实体名称或实体编号为那些不容易通过键盘键入的符号提供了表达的方法。
注释:实体名称对大小写敏感。
结果 | 描述 | 实体名称 | 实体编号 |
" | quotation mark | " | " |
' | apostrophe | ' | ' |
& | ampersand | & | & |
< | less-than | < | < |
> | greater-than | > | > |
结果 | 描述 | 实体名称 | 实体编号 |
non-breaking space | |   | |
¡ | inverted exclamation mark | ¡ | ¡ |
¢ | cent | ¢ | ¢ |
£ | pound | £ | £ |
¤ | currency | ¤ | ¤ |
¥ | yen | ¥ | ¥ |
¦ | broken vertical bar | ¦ | ¦ |
§ | section | § | § |
¨ | spacing diaeresis | ¨ | ¨ |
© | copyright | © | © |
ª | feminine ordinal indicator | ª | ª |
« | angle quotation mark (left) | « | « |
¬ | negation | ¬ | ¬ |
soft hyphen | ­ | ­ | |
® | registered trademark | ® | ® |
¯ | spacing macron | ¯ | ¯ |
° | degree | ° | ° |
± | plus-or-minus | ± | ± |
² | supers.c.r.i.p.t 2 | ² | ² |
³ | supers.c.r.i.p.t 3 | ³ | ³ |
´ | spacing acute | ´ | ´ |
µ | micro | µ | µ |
¶ | paragraph | ¶ | ¶ |
· | middle dot | · | · |
¸ | spacing cedilla | ¸ | ¸ |
¹ | supers.c.r.i.p.t 1 | ¹ | ¹ |
º | masculine ordinal indicator | º | º |
» | angle quotation mark (right) | » | » |
¼ | fraction 1/4 | ¼ | ¼ |
½ | fraction 1/2 | ½ | ½ |
¾ | fraction 3/4 | ¾ | ¾ |
¿ | inverted question mark | ¿ | ¿ |
× | multiplication | × | × |
÷ | division | ÷ | ÷ |
结果 | 描述 | 实体名称 | 实体编号 |
À | capital a, grave accent | À | À |
Á | capital a, acute accent | Á | Á |
 | capital a, circumflex accent |  |  |
à | capital a, tilde | à | à |
Ä | capital a, umlaut mark | Ä | Ä |
Å | capital a, ring | Å | Å |
Æ | capital ae | Æ | Æ |
Ç | capital c, cedilla | Ç | Ç |
È | capital e, grave accent | È | È |
É | capital e, acute accent | É | É |
Ê | capital e, circumflex accent | Ê | Ê |
Ë | capital e, umlaut mark | Ë | Ë |
Ì | capital i, grave accent | Ì | Ì |
Í | capital i, acute accent | Í | Í |
Î | capital i, circumflex accent | Î | Î |
Ï | capital i, umlaut mark | Ï | Ï |
Ð | capital eth, Icelandic | Ð | Ð |
Ñ | capital n, tilde | Ñ | Ñ |
Ò | capital o, grave accent | Ò | Ò |
Ó | capital o, acute accent | Ó | Ó |
Ô | capital o, circumflex accent | Ô | Ô |
Õ | capital o, tilde | Õ | Õ |
Ö | capital o, umlaut mark | Ö | Ö |
Ø | capital o, slash | Ø | Ø |
Ù | capital u, grave accent | Ù | Ù |
Ú | capital u, acute accent | Ú | Ú |
Û | capital u, circumflex accent | Û | Û |
Ü | capital u, umlaut mark | Ü | Ü |
Ý | capital y, acute accent | Ý | Ý |
Þ | capital THORN, Icelandic | Þ | Þ |
ß | small sharp s, German | ß | ß |
à | small a, grave accent | à | à |
á | small a, acute accent | á | á |
â | small a, circumflex accent | â | â |
ã | small a, tilde | ã | ã |
ä | small a, umlaut mark | ä | ä |
å | small a, ring | å | å |
æ | small ae | æ | æ |
ç | small c, cedilla | ç | ç |
è | small e, grave accent | è | è |
é | small e, acute accent | é | é |
ê | small e, circumflex accent | ê | ê |
ë | small e, umlaut mark | ë | ë |
ì | small i, grave accent | ì | ì |
í | small i, acute accent | í | í |
î | small i, circumflex accent | î | î |
ï | small i, umlaut mark | ï | ï |
ð | small eth, Icelandic | ð | ð |
ñ | small n, tilde | ñ | ñ |
ò | small o, grave accent | ò | ò |
ó | small o, acute accent | ó | ó |
ô | small o, circumflex accent | ô | ô |
õ | small o, tilde | õ | õ |
ö | small o, umlaut mark | ö | ö |
ø | small o, slash | ø | ø |
ù | small u, grave accent | ù | ù |
ú | small u, acute accent | ú | ú |
û | small u, circumflex accent | û | û |
ü | small u, umlaut mark | ü | ü |
ý | small y, acute accent | ý | ý |
þ | small thorn, Icelandic | þ | þ |
ÿ | small y, umlaut mark | ÿ | ÿ |
本字符实体参考手册包括了数学符号、希腊字符、各种箭头记号、科技符号以及形状。
注释:实体名称对大小写敏感。
结果 | 描述 | 实体名称 | 实体编号 |
∀ | for all | ∀ | ∀ |
∂ | part | ∂ | ∂ |
∃ | exists | &exists; | ∃ |
∅ | empty | ∅ | ∅ |
∇ | nabla | ∇ | ∇ |
∈ | isin | ∈ | ∈ |
∉ | notin | ∉ | ∉ |
∋ | ni | ∋ | ∋ |
∏ | prod | ∏ | ∏ |
∑ | sum | ∑ | ∑ |
− | minus | − | − |
∗ | lowast | ∗ | ∗ |
√ | square root | √ | √ |
∝ | proportional to | ∝ | ∝ |
∞ | infinity | ∞ | ∞ |
∠ | angle | ∠ | ∠ |
∧ | and | ∧ | ∧ |
∨ | or | ∨ | ∨ |
∩ | cap | ∩ | ∩ |
∪ | cup | ∪ | ∪ |
∫ | integral | ∫ | ∫ |
∴ | therefore | ∴ | ∴ |
∼ | simular to | ∼ | ∼ |
≅ | approximately equal | ≅ | ≅ |
≈ | almost equal | ≈ | ≈ |
≠ | not equal | ≠ | ≠ |
≡ | equivalent | ≡ | ≡ |
≤ | less or equal | ≤ | ≤ |
≥ | greater or equal | ≥ | ≥ |
⊂ | subset of | ⊂ | ⊂ |
⊃ | superset of | ⊃ | ⊃ |
⊄ | not subset of | ⊄ | ⊄ |
⊆ | subset or equal | ⊆ | ⊆ |
⊇ | superset or equal | ⊇ | ⊇ |
⊕ | circled plus | ⊕ | ⊕ |
⊗ | cirled times | ⊗ | ⊗ |
⊥ | perpendicular | ⊥ | ⊥ |
⋅ | dot operator | ⋅ | ⋅ |
结果 | 描述 | 实体名称 | 实体编号 |
Α | Alpha | Α | Α |
Β | Beta | Β | Β |
Γ | Gamma | Γ | Γ |
Δ | Delta | Δ | Δ |
Ε | Epsilon | Ε | Ε |
Ζ | Zeta | Ζ | Ζ |
Η | Eta | Η | Η |
Θ | Theta | Θ | Θ |
Ι | Iota | Ι | Ι |
Κ | Kappa | Κ | Κ |
Λ | Lambda | Λ | Λ |
Μ | Mu | Μ | Μ |
Ν | Nu | Ν | Ν |
Ξ | Xi | Ξ | Ξ |
Ο | Omicron | Ο | Ο |
Π | Pi | Π | Π |
Ρ | Rho | Ρ | Ρ |
Sigmaf | undefined | ||
Σ | Sigma | Σ | Σ |
Τ | Tau | Τ | Τ |
Υ | Upsilon | Υ | Υ |
Φ | Phi | Φ | Φ |
Χ | Chi | Χ | Χ |
Ψ | Psi | Ψ | Ψ |
Ω | Omega | Ω | Ω |
α | alpha | α | α |
β | beta | β | β |
γ | gamma | γ | γ |
δ | delta | δ | δ |
ε | epsilon | ε | ε |
ζ | zeta | ζ | ζ |
η | eta | η | η |
θ | theta | θ | θ |
ι | iota | ι | ι |
κ | kappa | κ | κ |
λ | lambda | λ | Λ |
μ | mu | μ | μ |
ν | nu | ν | Ν |
ξ | xi | ξ | ξ |
ο | omicron | ο | ο |
π | pi | π | π |
ρ | rho | ρ | ρ |
ς | sigmaf | ς | ς |
σ | sigma | σ | σ |
τ | tau | τ | τ |
υ | upsilon | υ | υ |
φ | phi | φ | φ |
χ | chi | χ | χ |
ψ | psi | ψ | ψ |
ω | omega | ω | ω |
ϑ | theta symbol | ϑ | ϑ |
ϒ | upsilon symbol | ϒ | ϒ |
ϖ | pi symbol | ϖ | ϖ |
结果 | 描述 | 实体名称 | 实体编号 |
Œ | capital ligature OE | Œ | Œ |
œ | small ligature oe | œ | œ |
Š | capital S with caron | Š | Š |
š | small S with caron | š | š |
Ÿ | capital Y with diaeres | Ÿ | Ÿ |
ƒ | f with hook | ƒ | ƒ |
ˆ | modifier letter circumflex accent | ˆ | ˆ |
˜ | small tilde | ˜ | ˜ |
en space |   |   | |
em space |   |   | |
thin space |   |   | |
| zero width non-joiner | ‌ | ‌ |
| zero width joiner | ‍ | ‍ |
| left-to-right mark | ‎ | ‎ |
| right-to-left mark | ‏ | ‏ |
– | en dash | – | – |
— | em dash | — | — |
‘ | left single quotation mark | ‘ | ‘ |
’ | right single quotation mark | ’ | ’ |
‚ | single low-9 quotation mark | ‚ | ‚ |
“ | left double quotation mark | “ | “ |
” | right double quotation mark | ” | ” |
„ | double low-9 quotation mark | „ | „ |
† | dagger | † | † |
‡ | double dagger | ‡ | ‡ |
• | bullet | • | • |
… | horizontal ellipsis | … | … |
‰ | per mille | ‰ | ‰ |
′ | minutes | ′ | ′ |
″ | seconds | ″ | ″ |
‹ | single left angle quotation | ‹ | ‹ |
› | single right angle quotation | › | › |
‾ | overline | ‾ | ‾ |
€ | euro | € | € |
™ | trademark | ™ | ™ |
← | left arrow | ← | ← |
↑ | up arrow | ↑ | ↑ |
→ | right arrow | → | → |
↓ | down arrow | ↓ | ↓ |
↔ | left right arrow | ↔ | ↔ |
↵ | carriage return arrow | ↵ | ↵ |
⌈ | left ceiling | ⌈ | ⌈ |
⌉ | right ceiling | ⌉ | ⌉ |
⌊ | left floor | ⌊ | ⌊ |
⌋ | right floor | ⌋ | ⌋ |
◊ | lozenge | ◊ | ◊ |
♠ | spade | ♠ | ♠ |
♣ | club | ♣ | ♣ |
♥ | heart | ♥ | ♥ |
♦ | diamond | ♦ | ♦ |