&qt;<等xml|Html转义字符总结

本文提供了一个全面的HTML特殊字符对照表,包括了常用的转义字符、数学符号、箭头符号等,并介绍了它们在HTML中的使用方式。

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提示:请直接按CTRL+F搜索您要查找的转义字符。


常用表:


No. 文字表記 10進表記 16進表記 文字   Comment
001 " " " """   quotation mark = APL quote
002 & & & "&"   ampersand
003 &lt; &#60; &#x3C; "<"   less-than sign
004 &gt; &#62; &#x3E; ">"   greater-than sign
005 &nbsp; &#160; &#xA0; " "   no-break space = non-breaking space

iSO 8859-1 characters

char glyph HTML tag
  &nbsp;
¡ &iexcl;
¢ &cent;
£ &pound;
¤ &curren;
¥ &yen;
¦ &brvbar;
§ &sect;
¨ &uml;
© &copy;
ª &ordf;
« &laquo;
¬ &not;
  &shy;
® &reg;
¯ &macr;
° &deg;
± &plusmn;
² &sup2;
³ &sup3;
´ &acute;
µ &micro;
&para;
· &middot;
¸ &cedil;
¹ &sup1;
º &ordm;
» &raquo;
¼ &frac14;
½ &frac12;
¾ &frac34;
¿ &iquest;
À &Agrave;
Á &Aacute;
 &Acirc;
à &Atilde;
Ä &Auml;
Å &Aring;
Æ &AElig;
Ç &Ccedil;
È &Egrave;
É &Eacute;
Ê &Ecirc;
Ë &Euml;
Ì &Igrave;
Í &Iacute;
Î &Icirc;
Ï &Iuml;
Ð &ETH;
Ñ &Ntilde;
Ò &Ograve;
Ó &Oacute;
Ô &Ocirc;
Õ &Otilde;
Ö &Ouml;
× &times;
Ø &Oslash;
Ù &Ugrave;
Ú &Uacute;
Û &Ucirc;
Ü &Uuml;
Ý &Yacute;
Þ &THORN;
ß &szlig;
à &agrave;
á &aacute;
â &acirc;
ã &atilde;
ä &auml;
å &aring;
æ &aelig;
ç &ccedil;
è &egrave;
é &eacute;
ê &ecirc;
ë &euml;
ì &igrave;
í &iacute;
î &icirc;
ï &iuml;
ð &eth;
ñ &ntilde;
ò &ograve;
ó &oacute;
ô &ocirc;
õ &otilde;
ö &ouml;
÷ &divide;
ø &oslash;
ù &ugrave;
ú &uacute;
û &ucirc;
ü &uuml;
ý &yacute;
þ &thorn;
ÿ &yuml;

Math symbols

Latin Extended-B
char glyph HTML tag
ƒ &fnof;

Arrows
char glyph HTML tag
&larr;
&uarr;
&rarr;
&darr;
&harr;
&crarr;
&lArr;
&uArr;
&rArr;
&dArr;
&hArr;

Mathematical Operators
char glyph HTML tag
&forall;
&part;
&exist;
&empty;
&nabla;
&isin;
&notin;
&ni;
&prod;
&sum;
&minus;
&lowast;
&radic;
&prop;
&infin;
&ang;
&and;
&or;
&cap;
&cup;
&int;
&there4;
&sim;
&cong;
&asymp;
&ne;
&equiv;
&le;
&ge;
&sub;
&sup;
&nsub;
&sube;
&supe;
&oplus;
&otimes;
&perp;
&sdot;

General Punctuation
char glyph HTML tag
&bull;
&hellip;
&prime;
&Prime;
&oline;
&frasl;

Miscellaneous Technical
char glyph HTML tag
&lceil;
&rceil;
&lfloor;
&rfloor;
&lang;
&rang;

Geometric Shapes
char glyph HTML tag
&loz;

Miscellaneous Symbols
char glyph HTML tag
&spades;
&clubs;
&hearts;
&diams;


Letterlike Symbols
char glyph HTML tag
&weierp;
&image;
&real;
&trade;
&alefsym;

Greek
char glyph HTML tag
Α &Alpha;
Β &Beta;
Γ &Gamma;
Δ &Delta;
Ε &Epsilon;
Ζ &Zeta;
Η &Eta;
Θ &Theta;
Ι &Iota;
Κ &Kappa;
Λ &Lambda;
Μ &Mu;
Ν &Nu;
Ξ &Xi;
Ο &Omicron;
Π &Pi;
Ρ &Rho;
Σ &Sigma;
Τ &Tau;
Υ &Upsilon;
Φ &Phi;
Χ &Chi;
Ψ &Psi;
Ω &Omega;
α &alpha;
β &beta;
γ &gamma;
δ &delta;
ε &epsilon;
ζ &zeta;
η &eta;
θ &theta;
ι &iota;
κ &kappa;
λ &lambda;
μ &mu;
ν &nu;
ξ &xi;
ο &omicron;
π &pi;
ρ &rho;
ς &sigmaf;
σ &sigma;
τ &tau;
υ &upsilon;
φ &phi;
χ &chi;
ψ &psi;
ω &omega;
ϑ &thetasym;
ϒ &upsih;
ϖ &piv;

Special characters for HTML

C0 Controls and Basic Latin
char glyph HTML tag
" &quot;
& &amp;
< &lt;
> &gt;

Latin Extended-A
char glyph HTML tag
Œ &OElig;
œ &oelig;
Š &Scaron;
š &scaron;
Ÿ &Yuml;

Spacing Modifier Letters
char glyph HTML tag
ˆ &circ;
˜ &tilde;

General Punctuation
char glyph HTML tag
  &ensp;
  &emsp;
  &thinsp;
&zwnj;
&zwj;
&lrm;
&rlm;
&ndash;
&mdash;
&lsquo;
&rsquo;
&sbquo;
&ldquo;
&rdquo;
&bdquo;
&dagger;
&Dagger;
&permil;
&lsaquo;
&rsaquo;
&euro;

&lt;?xml version="1.0" encoding="ISO-8859-1"?> &lt;!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> &lt;HTML>&lt;HEAD>&lt;meta content="IE=5.0000" = http-equiv="X-UA-Compatible"/> &lt;TITLE>Trioptics Certificate&lt;/TITLE> &lt;meta http-equiv="Content-Type" content="text/html; = charset=windows-1252"/>&lt;link href="file:///C:/Program%20Files/Trioptics%20GmbH/MTF-LAB%205/Certifica= tes/certificate.css" rel="stylesheet" type="text/css"/> &lt;meta name="GENERATOR" content="MSHTML 11.00.9600.18538"/>&lt;/HEAD> &lt;BODY class="CBodyCert" id="IBodyCert">&lt;!-- open certificate table = --> &lt;TABLE align="left" class="CTableCert" id="ITableCert">&lt;!-- Header = --> &lt;TBODY> &lt;TR class="CTRHeader" id="ITRCompany"> &lt;TD class="CTDHeader" id="ITDCompany"> &lt;DIV class="CDivHeader" id="IDivCompany">ImageMaster - Certificate&lt;/DIV>&lt;/TD> &lt;TD class="CTDHeader" id="ITDLogo">&lt;img class="CTDHeader" = id="ITDLogo" = src="file:///C:/Program%20Files/Trioptics%20GmbH/MTF-LAB%205/Certificat= es/img/Trioptics-Logo-250x65.png"/> &lt;/TD>&lt;/TR> &lt;TR class="CTRHeader" id="ITDSlogan"> &lt;TD class="CTDHeader" id="ITDSlogan" colspan="2">&lt;/TD>&lt;/TR> &lt;TR> &lt;TD colspan="2"> &lt;PRE>Company : Sunex = Operator : TH = Time/Date : 20:29:14 June 14, 2025 = Sample ID : 0 = Measure Program : 3D Tilt Corrected Through Focus = Temperature : 20°C = Measured with : &lt;A href="http://www.trioptics.com/">TRIOPTICS&lt;/A> - = MTF-LAB - Vers. 5.13.2 = Instrument S/N : 09-113-0259 = Comments : AMT5 = &lt;/PRE>&lt;/TD>&lt;/TR> &lt;TR>// 修复HTML文档使其符合XML规范: QString TriopticsParser::preprocessHtmlForXml(const QString & html) { QString result = html; // 1. 修复字符集声明 result.replace("charset=\n=iso-8859-1", "charset=\"iso-8859-1\""); // 2. 转义URL中的&符号 result.replace(QRegularExpression("href=\"([^\"]*?)(?&lt;!&|&lt;|>|&apos;|")&([^\"]*?)\""), "href=\"\\1&\\2\""); // 3. 修复自闭合标签 QStringList selfClosingTags = { "img", "br", "hr", "meta", "link" }; for (const QString& tag : selfClosingTags) { // 处理有属性的标签 result.replace(QRegularExpression(QString("&lt;%1\\b([^>]*)>").arg(tag), QRegularExpression::CaseInsensitiveOption), QString("&lt;%1\\1/>").arg(tag)); // 处理没有属性的标签 result.replace(QRegularExpression(QString("&lt;%1\\s*>").arg(tag), QRegularExpression::CaseInsensitiveOption), QString("&lt;%1/>").arg(tag)); } // 4. 移除无效的&lt;/link>结束标签 result.replace("&lt;/link>", ""); // 5. 添加XML声明 if (!result.contains("&lt;?xml")) { result.prepend("&lt;?xml version=\"1.0\" encoding=\"ISO-8859-1\"?>\n"); } return result; }
07-06
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