前言
转义字符串
也称字符实体
。在HTML中,定义转义字符串的原因有两个:第一个原因是像“<”和“>”这类符号已经用来表示HTML标签,因此就不能直接当做文本中的符号来使用。为了在HTML文档中使用这些符号,就需要定义它的转义字符串。当解释程序遇到这类字符串时就把它解释为真实的字符。在输入转义字符串时,要严格遵守字母大小写的规则。第二个原因是,有些字符在ASCII字符集中没有定义,因此需要使用转义字符串来表示。(百度百科)
Markdown转义字符可以直接参考HTML转义字符
HTML转义字符是由&#<code>;
组成,其中<code>
是对应字符的ISO-8859-1
编码
常用符号转义字符
字符 |
转义字符(根据名称) |
转义字符(根据编号) |
& |
& |
& |
< |
< |
< |
> |
> |
> |
“ |
quot |
" |
(空格) |
|
  |
特殊符号转义字符
字符 |
转义字符(根据名称) |
转义字符(根据编号) |
¢ |
¢ |
¢ |
£ |
£ |
£ |
¥ |
¥ |
¥ |
§ |
§ |
§ |
© |
© |
© |
® |
® |
® |
° |
° |
- |
± |
± |
- |
× |
× |
× |
÷ |
÷ |
÷ |
数学符号转义字符
字符 |
转义字符(根据名称) |
转义字符(根据编号) |
∀ |
∀ |
∀ |
∂ |
∂ |
∂ |
∃ |
&exists; |
∃ |
∅ |
∅ |
∅ |
∇ |
∇ |
∇ |
∈ |
∈ |
∈ |
∉ |
∉ |
∉ |
∋ |
∋ |
∋ |
∏ |
∏ |
∏ |
∑ |
∑ |
∑ |
− |
− |
− |
∗ |
∗ |
∗ |
√ |
√ |
√ |
∝ |
∝ |
∝ |
∞ |
∞ |
∞ |
∠ |
∠ |
∠ |
∧ |
∧ |
∧ |
∨ |
∨ |
∨ |
∩ |
∩ |
∩ |
∪ |
∪ |
∪ |
∫ |
∫ |
∫ |
∴ |
- |
∴ |
∼ |
- |
∼ |
≅ |
≅ |
≅ |
≈ |
- |
≈ |
≠ |
- |
≠ |
≡ |
- |
≡ |
≤ |
- |
≤ |
≥ |
≥ |
≥ |
⊂ |
⊂ |
⊂ |
⊃ |
⊃ |
⊃ |
⊄ |
⊄ |
⊄ |
⊆ |
⊆ |
⊆ |
⊇ |
⊇ |
⊇ |
⊕ |
⊕ |
⊕ |
⊗ |
⊗ |
⊗ |
⊥ |
⊥ |
⊥ |
⋅ |
⋅ |
⋅ |
箭头符号转义字符
字符 |
转义字符(根据名称) |
← |
← |
↑ |
↑ |
→ |
→ |
↓ |
↓ |
↔ |
↔ |
↵ |
↵ |
⇐ |
⇐ |
⇑ |
⇑ |
⇒ |
⇒ |
⇓ |
⇓ |
⇔ |
⇔ |
希腊字母转义字符
字符 |
转义字符(根据名称) |
转义字符(根据编号) |
Α |
Α |
Α |
Β |
Β |
Β |
Γ |
Γ |
Γ |
Δ |
Δ |
Δ |
Ε |
Ε |
Ε |
Ζ |
Ζ |
Ζ |
Η |
Η |
Η |
Θ |
Θ |
Θ |
Ι |
Ι |
Ι |
Κ |
Κ |
Κ |
Λ |
Λ |
Λ |
Μ |
Μ |
Μ |
Ν |
Ν |
Ν |
Ξ |
Ξ |
Ξ |
Ο |
Ο |
Ο |
Π |
Π |
Π |
Ρ |
Ρ |
Ρ |
Σa |
Σ |
Σ |
Τ |
Τ |
Τ |
Υ |
Υ |
Υ |
Φ |
Φ |
Φ |
Χ |
Χ |
Χ |
Ψ |
Ψ |
Ψ |
Ω |
Ω |
Ω |
α |
α |
α |
β |
β |
β |
γ |
γ |
γ |
δ |
δ |
δ |
ε |
ε |
ε |
ζ |
ζ |
ζ |
η |
η |
η |
θ |
θ |
θ |
ι |
ι |
ι |
κ |
κ |
κ |
λ |
λ |
Λ |
μ |
μ |
μ |
ν |
ν |
Ν |
ξ |
ξ |
ξ |
ο |
ο |
ο |
π |
π |
π |
ρ |
ρ |
ρ |
ς |
ς |
ς |
σ |
σ |
σ |
τ |
τ |
τ |
υ |
υ |
υ |
φ |
φ |
φ |
χ |
χ |
χ |
ψ |
ψ |
ψ |
ω |
ω |
ω |
ϑ |
ϑ |
ϑ |
ϒ |
ϒ |
ϒ |
ϖ |
ϖ |
ϖ |
ASCII码转义字符
字符 |
转义字符(根据编号) |
(空格) |
  |
! |
! |
“ |
" |
# |
# |
$ |
$ |
% |
% |
& |
& |
’ |
' |
( |
( |
) |
) |
* |
* |
+ |
+ |
, |
, |
- |
- |
. |
. |
/ |
/ |
0 |
0 |
1 |
1 |
2 |
2 |
3 |
3 |
4 |
4 |
5 |
5 |
6 |
6 |
7 |
7 |
8 |
8 |
9 |
9 |
: |
: |
; |
; |
< |
< |
= |
= |
> |
> |
? |
? |
@ |
@ |
A |
A |
B |
B |
C |
C |
D |
D |
E |
E |
F |
F |
G |
G |
H |
H |
I |
I |
J |
J |
K |
K |
L |
L |
M |
M |
N |
N |
O |
O |
P |
P |
Q |
Q |
R |
R |
S |
S |
T |
T |
U |
U |
V |
V |
W |
W |
X |
X |
Y |
Y |
Z |
Z |
[ |
[ |
|\ |
|
] |
] |
^ |
^ |
_ |
_ |
` |
` |
a |
a |
b |
b |
c |
c |
d |
d |
e |
e |
f |
f |
g |
g |
h |
h |
i |
i |
j |
j |
k |
k |
l |
l |
m |
m |
n |
n |
o |
o |
p |
p |
q |
q |
r |
r |
s |
s |
t |
t |
u |
u |
v |
v |
w |
w |
x |
x |
y |
y |
z |
z |
{ |
{ |
| |
| |
} |
} |
~ |
~ |
完成
参考文献
CSDN——唐诗洪
CSDN——买猫咪的小鱼干
腾讯云开发者社区——爱国小白帽