html中的特殊字符
下表给出了插入特殊字符到文档所需要的代码。有的字符具有自己的记忆名，如注册商标字符在html中可写为®。在没有记忆符时，可直接插入其十进制代码。
字符 十进制代码 HTML 描述
" " " Quotation mark
& & & Ampersand
< < < Less than
> > > Greater than
  Non-breaking space
¡ ¡ ¡ Inverted exclamation
¢ ¢ ¢ Cent sign
£ £ £ Pound sterling
¤ ¤ ¤ General currency sign
¥ ¥ ¥ Yen sign
¦ ¦ ¦ broken vertical bar
§ § § Section sign
¨ ¨ ¨ Diæresis / umlaut
© © © Copyright
ª ª ª Feminine ordinal
« « « Left angle quote,
¬ ¬ ¬ Not sign
­ &sny; Soft hyphen
® ® ® Registered trademark
¯ ¯ ¯ Macron accent
° ° ° Degree sign
± ± ± Plus or minus
² ² ² Superscript two
³ ³ ³ Superscript three
´ ´ ´ Acute accent
µ µ µ Micro sign
¶ ¶ ¶ Paragraph sign
· · · Middle dot
¸ ¸ ¸ Cedilla
¹ ¹ &supl; Superscript one
º º º Masculine ordinal
» » » Right angle quote
¼ ¼ ¼ Fraction one quarter
½ ½ ½ Fraction one half
¾ ¾ ¾ Fraction three-quarters
¿ ¿ ¿ Inverted question mark
À À À Capital A, grave accent
Á Á Á Capital A, acute accent
   Capital A, circumflex
à à à Capital A, tilde
Ä Ä Ä Capital A, diæresis / umlau
Å Å Å Capital A, ring
Æ Æ Æ Capital AE, ligature
Ç Ç Ç Capital C, cedilla
È È È Capital E, grave accent
É É É Capital E, acute accent
Ê Ê Ê Capital E, circumflex
Ë Ë Ë Capital E, diæresis / umlau
Ì Ì Ì Capital I, grave accent
Í Í Í Capital I, acute accent
Î Î Î Capital I, circumflex
Ï