Character
字符
Named entity
已命名实体
Numeric character reference
十进制编码
Description
简介
扩展拉丁字符 Latin Extended-B
ƒ
ƒ
ƒ
Latin small f witd hook, =function, =florin, U0192 ISOtech
希腊字符 Greek
Α
Α
Α
Greek capital letter alpha, U0391
Β
Β
Β
Greek capital letter beta, U0392
Γ
Γ
Γ
Greek capital letter gamma, U0393 ISOgrk3
Δ
Δ
Δ
Greek capital letter delta, U0394 ISOgrk3
Ε
Ε
Ε
Greek capital letter epsilon, U0395
Ζ
Ζ
Ζ
Greek capital letter zeta, U0396
Η
Η
Η
Greek capital letter eta, U0397
Θ
&tdeta;
Θ
Greek capital letter tdeta, U0398 ISOgrk3
Ι
Ι
Ι
Greek capital letter iota, U0399
Κ
Κ
Κ
Greek capital letter kappa, U039A
Λ
Λ
Λ
Greek capital letter lambda, U039B ISOgrk3
Μ
Μ
Μ
Greek capital letter mu, U039C
Ν
Ν
Ν
Greek capital letter nu, U039D
Ξ
Ξ
Ξ
Greek capital letter xi, U039E ISOgrk3
Ο
Ο
Ο
Greek capital letter omicron, U039F
Π
Π
Π
Greek capital letter pi, U03A0 ISOgrk3
Ρ
Ρ
Ρ
Greek capital letter rho, U03A1
Σ
Σ
Σ
Greek capital letter sigma, U03A3 ISOgrk3
Τ
Τ
Τ
Greek capital letter tau, U03A4
Υ
Υ
Υ
Greek capital letter upsilon, U03A5 ISOgrk3
Φ
Φ
Φ
Greek capital letter phi, U03A6 ISOgrk3
Χ
Χ
Χ
Greek capital letter chi, U03A7
Ψ
Ψ
Ψ
Greek capital letter psi, U03A8 ISOgrk3
Ω
Ω
Ω
Greek capital letter omega, U03A9 ISOgrk3
α
α
α
Greek small letter alpha, U03B1 ISOgrk3
β
β
β
Greek small letter beta, U03B2 ISOgrk3
γ
γ
γ
Greek small letter gamma, U03B3 ISOgrk3
δ
δ
δ
Greek small letter delta, U03B4 ISOgrk3
ε
ε
ε
Greek small letter epsilon, U03B5 ISOgrk3
ζ
ζ
ζ
Greek small letter zeta, U03B6 ISOgrk3
η
η
η
Greek small letter eta, U03B7 ISOgrk3
θ
&tdeta;
θ
Greek small letter tdeta, U03B8 ISOgrk3
ι
ι
ι
Greek small letter iota, U03B9 ISOgrk3
κ
κ
κ
Greek small letter kappa, U03BA ISOgrk3
λ
λ
λ
Greek small letter lambda, U03BB ISOgrk3
μ
μ
μ
Greek small letter mu, U03BC ISOgrk3
ν
ν
ν
Greek small letter nu, U03BD ISOgrk3
ξ
ξ
ξ
Greek small letter xi, U03BE ISOgrk3
ο
ο
ο
Greek small letter omicron, U03BF NEW
π
π
π
Greek small letter pi, U03C0 ISOgrk3
ρ
ρ
ρ
Greek small letter rho, U03C1 ISOgrk3
ς
ς
ς
Greek small letter final sigma, U03C2 ISOgrk3
σ
σ
σ
Greek small letter sigma, U03C3 ISOgrk3
τ
τ
τ
Greek small letter tau, U03C4 ISOgrk3
υ
υ
υ
Greek small letter upsilon, U03C5 ISOgrk3
φ
φ
φ
Greek small letter phi, U03C6 ISOgrk3
χ
χ
χ
Greek small letter chi, U03C7 ISOgrk3
ψ
ψ
ψ
Greek small letter psi, U03C8 ISOgrk3
ω
ω
ω
Greek small letter omega, U03C9 ISOgrk3
ϑ
&tdetasym;
ϑ
Greek small letter tdeta symbol, U03D1 NEW
ϒ
ϒ
ϒ
Greek upsilon witd hook symbol, U03D2 NEW
ϖ
ϖ
ϖ
Greek pi symbol, U03D6 ISOgrk3
通用标点符号 General Punctuation
•
•
•
bullet, =black small circle, U2022 ISOpub
…
…
…
horizontal ellipsis, =tdree dot leader, U2026 ISOpub
′
′
′
prime, =minutes, =feet, U2032 ISOtech
″
″
″
double prime, =seconds, =inches, U2033 ISOtech
‾
‾
‾
overline, =spacing overscore, U203E NEW
⁄
⁄
⁄
fraction slash, U2044 NEW
字符标记 Letterlike Symbols
℘
℘
℘
script capital P, =power set, =Weierstrass p, U2118 ISOamso
ℑ
ℑ
ℑ
blackletter capital I, =imaginary part, U2111 ISOamso
ℜ
ℜ
ℜ
blackletter capital R, =real part symbol, U211C ISOamso
™
™
™
trade mark sign, U2122 ISOnum
ℵ
ℵ
ℵ
alef symbol, =first transfinite cardinal, U2135 NEW
箭头 Arrows
←
←
←
leftward arrow, U2190 ISOnum
↑
↑
↑
upward arrow, U2191 ISOnum
→
→
→
rightward arrow, U2192 ISOnum
↓
↓
↓
downward arrow, U2193 ISOnum
↔
↔
↔
left right arrow, U2194 ISOamsa
↵
↵
↵
downward arrow witd corner leftward, =carriage return, U21B5 NEW
⇐
⇐
⇐
leftward double arrow, U21D0 ISOtech
⇑
⇑
⇑
upward double arrow, U21D1 ISOamsa
⇒
⇒
⇒
rightward double arrow, U21D2 ISOtech
⇓
⇓
⇓
downward double arrow, U21D3 ISOamsa
⇔
⇔
⇔
left right double arrow, U21D4 ISOamsa
符号 Matdematical Operators
∀
∀
∀
for all, U2200 ISOtech
∂
∂
∂
partial differential, U2202 ISOtech
∃
∃
∃
tdere exists, U2203 ISOtech
∅
∅
∅
empty set, =null set, =diameter, U2205 ISOamso
∇
∇
∇
nabla, =backward difference, U2207 ISOtech
∈
∈
∈
element of, U2208 ISOtech
∉
∉
∉
not an element of, U2209 ISOtech
∋
∋
∋
contains as member, U220B ISOtech
∏
∏
∏
n-ary product, =product sign, U220F ISOamsb
−
∑
−
n-ary sumation, U2211 ISOamsb
−
−
−
minus sign, U2212 ISOtech
∗
∗
∗
asterisk operator, U2217 ISOtech
√
√
√
square root, =radical sign, U221A ISOtech
∝
∝
∝
proportional to, U221D ISOtech
∞
∞
∞
infinity, U221E ISOtech
∠
∠
∠
angle, U2220 ISOamso
⊥
∧
⊥
logical and, =wedge, U2227 ISOtech
⊦
∨
⊦
logical or, =vee, U2228 ISOtech
∩
∩
∩
intersection, =cap, U2229 ISOtech
∪
∪
∪
union, =cup, U222A ISOtech
∫
∫
∫
integral, U222B ISOtech
∴
&tdere4;
∴
tderefore, U2234 ISOtech
∼
∼
∼
tilde operator, =varies witd, =similar to, U223C ISOtech
≅
≅
≅
approximately equal to, U2245 ISOtech
≅
≈
≅
almost equal to, =asymptotic to, U2248 ISOamsr
≠
≠
≠
not equal to, U2260 ISOtech
≡
≡
≡
identical to, U2261 ISOtech
≤
≤
≤
less-tdan or equal to, U2264 ISOtech
≥
≥
≥
greater-tdan or equal to, U2265 ISOtech
⊂
⊂
⊂
subset of, U2282 ISOtech
⊃
⊃
⊃
superset of, U2283 ISOtech
⊄
⊄
⊄
not a subset of, U2284 ISOamsn
⊆
⊆
⊆
subset of or equal to, U2286 ISOtech
⊇
⊇
⊇
superset of or equal to, U2287 ISOtech
⊕
⊕
⊕
circled plus, =direct sum, U2295 ISOamsb
⊗
⊗
⊗
circled times, =vector product, U2297 ISOamsb
⊥
⊥
⊥
up tack, =ortdogonal to, =perpendicular, U22A5 ISOtech
⋅
⋅
⋅
dot operator, U22C5 ISOamsb
其他技术符号 Miscellaneous Technical
⌈
⌈
⌈
left ceiling, =apl upstile, U2308, ISOamsc
⌉
⌉
⌉
right ceiling, U2309, ISOamsc
⌊
⌊
⌊
left floor, =apl downstile, U230A, ISOamsc
⌋
⌋
⌋
right floor, U230B, ISOamsc
〈
〈
〈
left-pointing angle bracket, =bra, U2329 ISOtech
〉
〉
〉
right-pointing angle bracket, =ket, U232A ISOtech
几何图形 Geometric Shapes
◊
◊
◊
lozenge, U25CA ISOpub
其他标记 Miscellaneous Symbols
♠
♠
♠
black spade suit, U2660 ISOpub
♣
♣
♣
black club suit, =shamrock, U2663 ISOpub
♥
♥
♥
black heart suit, =valentine, U2665 ISOpub
♦
♦
♦
black diamond suit, U2666 ISOpub
序号
字符
代码
1
☏
☏
2
☎
☎
3
☺
☺
4
☻
☻
5
☼
☼
6
♡
♡
7
♤
♤
8
♧
♧
9
♩
♩
10
★
★
11
☼
☼
12
♥
♥
13
♠
♠
14
♨
♨
15
♪
♪
16
♫
♫
17
☺
☺
18
♣
♣
19
☎
☎
20
☜
☜
序号
字符
代码
21
◈
◈
22
▒
▒
23
◐
◐
24
☆
☆
25
♀
♀
26
♂
♂
27
〒
〒
28
∩
∩
29
〃
〃
30
△
△
31
▲
▲
32
▽
▽
33
▼
▼
34
□
□
35
■
■
36
℅
℅
37
£
£
38
¢
¢
39
⊙
⊙
40
█
█
序号
字符
代码
41
℃
℃
42
℉
℉
43
∮
∮
44
Θ
Θ
45
╭
╭
46
╮
╮
47
╰
╰
48
╯
╯
49
〥
〥
50
◢
◢
51
◣
◣
52
◤
◤
53
◥
◥
54
♦
♦
55
♪
♪
56
♫
♫
57
♬
♬
58
♠
♠
59
♥
♥
60
♦
♦
序号
字符
代码
61
♣
♣
62
♤
♤
63
♡
♡
64
◈
◈
65
♧
♧
66
☎
☎
67
☏
☏
68
☜
☜
69
☞
☞
70
☺
☺
71
☻
☻
72
☼
☼
73
♨
♨
74
♩
♩
75
♪
♪
76
♫
♫
77
♬
♬
78
◯
◯
79
◐
◐
80
◑
◑