html中的特殊字符

网站建设是指使用标识语言（markup language)，通过一系列设计、建模、和执行的过程将电子格式的信息通过互联网传输，最终以图形用户界面（GUI）的形式被用户所浏览。简单来说，网页设计的目的就是产生网站。简单的信息如文字，图片（GIF，JPEG，PNG）和表格，都可以通过使超文件标示语言、可扩展超文本标记语言等标示语言放置到网站页面上。
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&reg。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
<  &#60;  &lt;   Less than
>  &#62;  &gt;   Greater than
   &#160;  &nbsp;   Non-breaking space
&iexcl;             &#161  &iexcl;   Inverted exclamation
&cent;            &#162  &cent;   Cent sign
&pound;            &#163  &pound;   Pound sterling
¤             &#164  &curren;   General currency sign
&yen;             &#165  &yen;   Yen sign
&brvbar;             &#166  &brvbar;   broken vertical bar
§              &#167  &sect;   Section sign
¨             &#168  &uml;   Di&aelig;resis / umlaut
&copy;            &#169  &copy;   Copyright
&ordf;             &#170  &ordf;   Feminine ordinal
&laquo;               &#171  &laquo;   Left angle quote,
                  &#172  &not;   Not sign
&shy;            &#173  &sny;   Soft hyphen
&reg;            &#174  &reg;   Registered trademark
&macr;            &#175  &macr;   Macron accent
°            &#176  &deg;   Degree sign
±            &#177  &plusmn;  Plus or minus
&sup2;             &#178  &sup2;   Superscript two
&sup3;             &#179  &sup3;   Superscript three
&acute;             &#180  &acute;   Acute accent
&micro;            &#181  &micro;   Micro sign
            &#182  &para;   Paragraph sign
·             &#183  &middot;   Middle dot
&cedil;             &#184  &cedil;   Cedilla
&sup1;             &#185  &supl;   Superscript one
&ordm;             &#186  &ordm;   Masculine ordinal
&raquo;            &#187  &raquo;   Right angle quote
&frac14;            &#188  &frac14;   Fraction one quarter
&frac12;            &#189  &frac12;   Fraction one half
&frac34;            &#190  &frac34;   Fraction three-quarters
&iquest;             &#191  &iquest;   Inverted question mark
&Agrave;            &#192  &Agrave;   Capital A, grave accent
&Aacute;            &#193  &Aacute;   Capital A, acute accent
&Acirc;            &#194  &Acirc;   Capital A, circumflex
&Atilde;            &#195  &Atilde;   Capital A, tilde
&Auml;            &#196  &Auml;   Capital A, di&aelig;resis / umlau
&Aring;            &#197  &Aring;   Capital A, ring
&AElig;            &#198  &AElig;   Capital AE, ligature
&Ccedil;            &#199  &Ccedil;   Capital C, cedilla
&Egrave;            &#200  &Egrave;   Capital E, grave accent
&Eacute;            &#201  &Eacute;   Capital E, acute accent
&Ecirc;            &#202  &Ecirc;   Capital E, circumflex
&Euml;            &#203  &Euml;   Capital E, di&aelig;resis / umlau
&Igrave;             &#204  &Igrave;   Capital I, grave accent
&Iacute;             &#205  &Iacute;   Capital I, acute accent
&Icirc;             &#206  &Icirc;   Capital I, circumflex
&Iuml;             &#207  &Imul;   Capital I, di&aelig;resis / umlau
&ETH;            &#208  &ETH;   Capital ETH, Icelandic
&Ntilde;            &#209  &Ntilde;   Capital N, tilde
&Ograve;            &#210  &Ograve;   Capital O, grave accent
&Oacute;           &#211  &Oacute;   Capital O, acute accent
&Ocirc;            &#212  &Ocirc;   Capital O, circumflex
&Otilde;            &#213  &Otilde;   Capital O, tilde
&Ouml;            &#214  &Ouml;   Capital O, di&aelig;resis/umlau
×            &#215  &times;   Multiplication sign
&Oslash;            &#216  &Oslash;   Capital O, slash
&Ugrave;            &#217  &Ugrave;   Capital U, grave accent
&Uacute;            &#218  &Uacute;   Capital U, acute accent
&Ucirc;            &#219  &Ucirc;   Capital U, circumflex,
&Uuml;            &#220  &Uuml;   Capital U, di&aelig;resis / umlau
&Yacute;            &#221  &Yacute;   Capital Y, acute accent
&THORN;            &#222  &THORN;  Capital Thorn,Icelandic,
&szlig;            &#223  &szlig;   German sz
à             &#224  &agrave;   Small a, grave accent
á             &#225  &aacute;   Small a, acute accent
&acirc;             &#226  &acirc;   Small a, circumflex
&atilde;             &#227  &atilde;   Small a, tilde
&auml;             &#228  &auml;   Small a, di&aelig;resis / umlau
&aring;             &#229  &aring;   Small a, ring
&aelig;            &#230  &aelig;   Small ae ligature
&ccedil;             &#231  &ccedil;   Small c, cedilla
è            &#232  &egrave;   Small e, grave accent
é             &#233  &eacute;   Small e, acute accent
ê             &#234  &ecirc;   Small e, circumflex
&euml;             &#235  &euml;   Small e, di&aelig;resis / umlau
ì             &#236  &igrave;   Small i, grave accent
í             &#237  &iacute;   Small i, acute accent
&icirc;             &#238  &icirc;   Small i, circumflex
&iuml;             &#239  &iuml;   Small i, di&aelig;resis / umlau
&eth;            &#240  &eth;   Small eth, Icelandic
&ntilde;            &#241  &ntilde;   Small n, tilde
ò            &#242  &ograve;   Small o, grave accent
ó            &#243  &oacute;   Small o, acute accent
&ocirc;            &#244  &ocirc;   Small o, circumflex
&otilde;            &#245  &otilde;   Small o, tilde
&ouml;            &#246  &ouml;   Small o, di&aelig;resis / umlau
÷            &#247  &divide;   Division sign,
&oslash;            &#248  &oslash;   Small o, slash
ù            &#249  &ugrave;   Small u, grave accent
ú            &#250  &uacute;   Small u, acute accent
&ucirc;            &#251  &ucirc;   Small u, circumflex
ü            &#252  &uuml;   Small u, di&aelig;resis / umlau
&yacute;            &#253  &yacute;   Small y, acute accetn
&thorn;            &#254  &thorn;   Small thorn, Icelandic
&yuml;            &#255  &yuml;   Small y, di di&aelig;resis / umlaut请注意，如果想在浏览器中显示html代码，必须用特殊字符代码替代尖括号以避免浏览器对他们解释成开始和结束标记。大多数人在上网的时候，都会浏览网页提供给我们的信息。