HTML常用特殊字符

-	ID	代码	描述
	160	nbsp	non-break space
&	38	amp	ampersand
¦	166	brvbar	broken bar
>	62	gt	greater-than sign
<	60	lt	less-than sign
¢	162	cent	cent sign
£	163	pound	pound sign
©	169	copy	copyright sign
®	174	reg	registered sign
™	8482	trade	trade mark sign
°	176	deg	degree sign
±	177	plusmn	plus-minus sign
×	215	times	multiplication sign
÷	247	divide	division sign
¹	185	sup1	superscript one
²	178	sup2	superscript two
³	179	sup3	superscript three
½	189	frac12	valgar fraction one half
¼	188	frac14	valgar fraction one quarter
¾	190	frac34	valgar fraction three quarters
µ	181	micro	micro sign
↑	8593	uarr	upwards arrow
←	8592	larr	leftards arrow
↓	8595	darr	downwards arrow
→	8594	rarr	rightwards arrow
↔	8596	harr	left right arrow
↵	8629	crarr	downwards arrow with corner leftwards
⇑	8657	uArr	upwards double arrow
⇐	8656	lArr	leftwards double arrow
⇓	8659	dArr	downwards double arrow
⇒	8658	rArr	rightwards double arrow
⇔	8660	hArr	left right double arrow