首页 > 程序员开发工具 > HTML/XML转义字符对照表

HTML/XML转义字符对照表

特殊字符转义表

字符 十进制 转义字符
"
"
"
&
&
&
<
&#60;
&lt;
>
&#62;
&gt;
不断开空格(non-breaking space)
&#160;
&nbsp;

最常用的转义字符列表

显示 说明 实体名称 十进制编号
半方大的空白
&ensp;
&#8194;
全方大的空白
&emsp;
&#8195;
不断行的空白格
&nbsp;
&#160;
<
小于
&lt;
&#60;
>
大于
&gt;
&#62;
&
&符号
&amp;
&#38;
"
双引号
&quot;
&#34;
©
版权
&copy;
&#169;
®
已注册商标
&reg;
&#174;
商标(美国)
&trade;
&#8482;
×
乘号
&times;
&#215;
÷
除号
&divide;
&#247;

ISO 8859-1 (Latin-1)字符集

显示 名称 十进制 显示 名称 十进制 显示 名称 十进制 显示 名称 十进制 显示 名称 十进制
 
&nbsp;
&#160;
¡
&iexcl;
&#161;
¢
&cent;
&#162;
£
&pound;
&#163;
¤
&curren;
&#164;
¥
&yen;
&#165;
¦
&brvbar;
&#166;
§
&sect;
&#167;
¨
&uml;
&#168;
©
&copy;
&#169;
ª
&ordf;
&#170;
«
&laquo;
&#171;
¬
&not;
&#172;
&shy;
&#173;
®
&reg;
&#174;
¯
&macr;
&#175;
°
&deg;
&#176;
±
&plusmn;
&#177;
²
&sup2;
&#178;
³
&sup3;
&#179;
´
&acute;
&#180;
µ
&micro;
&#181;
&para;
&#182;
·
&middot;
&#183;
¸
&cedil;
&#184;
¹
&sup1;
&#185;
º
&ordm;
&#186;
»
&raquo;
&#187;
¼
&frac14;
&#188;
½
&frac12;
&#189;
¾
&frac34;
&#190;
¿
&iquest;
&#191;
À
&Agrave;
&#192;
Á
&Aacute;
&#193;
Â
&Acirc;
&#194;
Ã
&Atilde;
&#195;
Ä
&Auml;
&#196;
Å
&Aring;
&#197;
Æ
&AElig;
&#198;
Ç
&Ccedil;
&#199;
È
&Egrave;
&#200;
É
&Eacute;
&#201;
Ê
&Ecirc;
&#202;
Ë
&Euml;
&#203;
Ì
&Igrave;
&#204;
Í
&Iacute;
&#205;
Î
&Icirc;
&#206;
Ï
&Iuml;
&#207;
Ð
&ETH;
&#208;
Ñ
&Ntilde;
&#209;
Ò
&Ograve;
&#210;
Ó
&Oacute;
&#211;
Ô
&Ocirc;
&#212;
Õ
&Otilde;
&#213;
Ö
&Ouml;
&#214;
×
&times;
&#215;
Ø
&Oslash;
&#216;
Ù
&Ugrave;
&#217;
Ú
&Uacute;
&#218;
Û
&Ucirc;
&#219;
Ü
&Uuml;
&#220;
Ý
&Yacute;
&#221;
Þ
&THORN;
&#222;
ß
&szlig;
&#223;
à
&agrave;
&#224;
á
&aacute;
&#225;
â
&acirc;
&#226;
ã
&atilde;
&#227;
ä
&auml;
&#228;
å
&aring;
&#229;
æ
&aelig;
&#230;
ç
&ccedil;
&#231;
è
&egrave;
&#232;
é
&eacute;
&#233;
ê
&ecirc;
&#234;
ë
&euml;
&#235;
ì
&igrave;
&#236;
í
&iacute;
&#237;
î
&icirc;
&#238;
ï
&iuml;
&#239;
ð
&eth;
&#240;
ñ
&ntilde;
&#241;
ò
&ograve;
&#242;
ó
&oacute;
&#243;
ô
&ocirc;
&#244;
õ
&otilde;
&#245;
ö
&ouml;
&#246;
÷
&divide;
&#247;
ø
&oslash;
&#248;
ù
&ugrave;
&#249;
ú
&uacute;
&#250;
û
&ucirc;
&#251;
ü
&uuml;
&#252;
ý
&yacute;
&#253;
þ
&thorn;
&#254;
ÿ
&yuml;
&#255;

符号、数学符号和希腊字母 symbols, mathematical symbols, and Greek letters

显示 名称 编号 显示 名称 编号 显示 名称 编号 显示 名称 编号 显示 名称 编号
ƒ
&fnof;
&#402;
Α
&Alpha;
&#913;
Β
&Beta;
&#914;
Γ
&Gamma;
&#915;
Δ
&Delta;
&#916;
Ε
&Epsilon;
&#917;
Ζ
&Zeta;
&#918;
Η
&Eta;
&#919;
Θ
&Theta;
&#920;
Ι
&Iota;
&#921;
Κ
&Kappa;
&#922;
Λ
&Lambda;
&#923;
Μ
&Mu;
&#924;
Ν
&Nu;
&#925;
Ξ
&Xi;
&#926;
Ο
&Omicron;
&#927;
Π
&Pi;
&#928;
Ρ
&Rho;
&#929;
Σ
&Sigma;
&#931;
Τ
&Tau;
&#932;
Υ
&Upsilon;
&#933;
Φ
&Phi;
&#934;
Χ
&Chi;
&#935;
Ψ
&Psi;
&#936;
Ω
&Omega;
&#937;
α
&alpha;
&#945;
β
&beta;
&#946;
γ
&gamma;
&#947;
δ
&delta;
&#948;
ε
&epsilon;
&#949;
ζ
&zeta;
&#950;
η
&eta;
&#951;
θ
&theta;
&#952;
ι
&iota;
&#953;
κ
&kappa;
&#954;
λ
&lambda;
&#955;
μ
&mu;
&#956;
ν
&nu;
&#957;
ξ
&xi;
&#958;
ο
&omicron;
&#959;
π
&pi;
&#960;
ρ
&rho;
&#961;
ς
&sigmaf;
&#962;
σ
&sigma;
&#963;
τ
&tau;
&#964;
υ
&upsilon;
&#965;
φ
&phi;
&#966;
χ
&chi;
&#967;
ψ
&psi;
&#968;
ω
&omega;
&#969;
?
&thetasym;
&#977;
?
&upsih;
&#978;
?
&piv;
&#982;
&bull;
&#8226;
&hellip;
&#8230;
&prime;
&#8242;
&Prime;
&#8243;
&oline;
&#8254;
&frasl;
&#8260;
&weierp;
&#8472;
&image;
&#8465;
&real;
&#8476;
&trade;
&#8482;
&alefsym;
&#8501;
&larr;
&#8592;
&uarr;
&#8593;
&rarr;
&#8594;
&darr;
&#8595;
&harr;
&#8596;
&crarr;
&#8629;
&lArr;
&#8656;
&uArr;
&#8657;
&rArr;
&#8658;
&dArr;
&#8659;
&hArr;
&#8660;
&forall;
&#8704;
&part;
&#8706;
&exist;
&#8707;
&empty;
&#8709;
&nabla;
&#8711;
&isin;
&#8712;
&notin;
&#8713;
&ni;
&#8715;
&prod;
&#8719;
&sum;
&#8721;
&minus;
&#8722;
&lowast;
&#8727;
&radic;
&#8730;
&prop;
&#8733;
&infin;
&#8734;
&ang;
&#8736;
&and;
&#8743;
&or;
&#8744;
&cap;
&#8745;
&cup;
&#8746;
&int;
&#8747;
&there4;
&#8756;
&sim;
&#8764;
&cong;
&#8773;
&asymp;
&#8776;
&ne;
&#8800;
&equiv;
&#8801;
&le;
&#8804;
&ge;
&#8805;
&sub;
&#8834;
&sup;
&#8835;
&nsub;
&#8836;
&sube;
&#8838;
&supe;
&#8839;
&oplus;
&#8853;
&otimes;
&#8855;
&perp;
&#8869;
&sdot;
&#8901;
?
&lceil;
&#8968;
?
&rceil;
&#8969;
?
&lfloor;
&#8970;
?
&rfloor;
&#8971;
?
&lang;
&#9001;
?
&rang;
&#9002;
&loz;
&#9674;
&spades;
&#9824;
&clubs;
&#9827;
&hearts;
&#9829;
&diams;
&#9830;

重要的国际标记 markup-significant and internationalization characters

显示 名称 编号 显示 名称 编号 显示 名称 编号 显示 名称 编号 显示 名称 编号
"
&quot;
&#34;
&
&amp;
&#38;
<
&lt;
&#60;
>
&gt;
&#62;
Œ
&OElig;
&#338;
œ
&oelig;
&#339;
Š
&Scaron;
&#352;
š
&scaron;
&#353;
Ÿ
&Yuml;
&#376;
ˆ
&circ;
&#710;
˜
&tilde;
&#732;
&ensp;
&#8194;
&emsp;
&#8195;
&thinsp;
&#8201;
&zwnj;
&#8204;
‍‍
&zwj;
&#8205;
‎‎
&lrm;
&#8206;
‏‏
&rlm;
&#8207;
&ndash;
&#8211;
&mdash;
&#8212;
&lsquo;
&#8216;
&rsquo;
&#8217;
&sbquo;
&#8218;
&ldquo;
&#8220;
&rdquo;
&#8221;
&bdquo;
&#8222;
&dagger;
&#8224;
&Dagger;
&#8225;
&permil;
&#8240;
&lsaquo;
&#8249;
&rsaquo;
&#8250;
&euro;
&#8364;

转义字符串的组成

  • 转义字符串(Escape Sequence),即字符实体(Character Entity)分成三部分:第一部分是一个&符号,英文叫ampersand;第二部分是实体(Entity)名字或者是#加上实体(Entity)编号;第三部分是一个分号。
  • 比如,要显示小于号(<),就可以写 < 或者 < 。
  • 用实体(Entity)名字的好处是比较好理解,一看lt,大概就猜出是less than的意思,但是其劣势在于并不是所有的浏览器都支持最新的Entity名字。而实体(Entity)编号,各种浏览器都能处理。
  • 提示:实体名称(Entity)是区分大小写的。
  • 备注:同一个符号,可以用“实体名称”和“实体编号”两种方式引用,“实体名称”的优势在于便于记忆,但不能保证所有的浏览器都能顺利识别它,而“实体编号”则没有这种担忧,但它实在不方便记忆。
  • 为什么要用转义字符串?

  • HTML中<,>,&等有特殊含义(<,>,用于链接签,&用于转义),不能直接使用。这些符号是不显示在我们最终看到的网页里的,那如果我们希望在网页中显示这些符号,该怎么办呢?
  • 这就要说到HTML转义字符串(Escape Sequence)了。
  • 转义字符串(Escape Sequence)也称字符实体(Character Entity)。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,因此就不能直接当作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。
  • 如何显示空格?

  • 通常情况下,HTML会自动截去多余的空格。不管你加多少空格,都被看做一个空格。比如你在两个字之间加了10个空格,HTML会截去9个空格,只保留一个。为了在网页中增加空格,可以使用 表示空格。