html转义字符对照表

常用的html转义字符

字符	描述	实体名称	实体编号
"	quotation mark（双引号“半角”）	"	"
'	apostrophe （单引号‘半角’）	'	'
&	ampersand（&连接号）	&	&
<	less-than（小于号）	&lt;	<
>	greater-than（大于号）	&gt;	>
	non-breaking space（空格）	&nbsp;
«	angle quotation mark (left)	&laquo;	«
»	angle quotation mark (right)	&raquo;	»
×	multiplication（乘号）	&times;	×

字符	描述	实体名称	实体编号
¡	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	superscript 2	²	²
³	superscript 3	³	³
´	spacing acute	´	´
µ	micro	µ	µ
¶	paragraph	¶	¶
·	middle dot	·	·
¸	spacing cedilla	¸	¸
¹	superscript 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	÷	÷

HTML 支持的数学符号

字符	描述	转义字符	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	⋅	⋅

HTML 支持的其他实体

字符	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 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	♦	♦