HTML实体字符编码集
经常我们会使用到一些特殊字符在WEB页面上的引用方式，比如空格我们通常使用“ ”，其实所有的字符都具有自己的HTML实体编码对应字符，下面是从网友收集的字符实体编码（来源）：
| List of ISO 8859-1 characters | |||
|---|---|---|---|
| entities | instance | codes | memo |
| nbsp |   | no-break space = non-breaking space,U+00A0 ISOnum | |
| iexcl | ¡ | ¡ | inverted exclamation mark, U+00A1 ISOnum |
| cent | ¢ | ¢ | cent sign, U+00A2 ISOnum |
| pound | £ | £ | pound sign, U+00A3 ISOnum |
| curren | ¤ | ¤ | currency sign, U+00A4 ISOnum |
| yen | ¥ | ¥ | yen sign = yuan sign, U+00A5 ISOnum |
| brvbar | ¦ | ¦ | broken bar = broken vertical bar,U+00A6 ISOnum |
| sect | § | § | section sign, U+00A7 ISOnum |
| uml | ¨ | ¨ | diaeresis = spacing diaeresis, U+00A8 ISOdia |
| copy | © | © | copyright sign, U+00A9 ISOnum |
| ordf | ª | ª | feminine ordinal indicator, U+00AA ISOnum |
| laquo | « | « | left-pointing double angle quotation mark = left pointing guillemet, U+00AB ISOnum |
| not | ¬ | ¬ | not sign, U+00AC ISOnum |
| shy | | ­ | soft hyphen = discretionary hyphen, U+00AD ISOnum |
| reg | ® | ® | registered sign = registered trade mark sign, U+00AE ISOnum |
| macr | ¯ | ¯ | macron = spacing macron = overline = APL overbar, U+00AF ISOdia |
| deg | ° | ° | degree sign, U+00B0 ISOnum |
| plusmn | ± | ± | plus-minus sign = plus-or-minus sign, U+00B1 ISOnum |
| sup2 | ² | ² | superscript two = superscript digit two = squared, U+00B2 ISOnum |
| sup3 | ³ | ³ | superscript three = superscript digit three = cubed, U+00B3 ISOnum |
| acute | ´ | ´ | acute accent = spacing acute, U+00B4 ISOdia |
| micro | µ | µ | micro sign, U+00B5 ISOnum |
| para | ¶ | ¶ | pilcrow sign = paragraph sign, U+00B6 ISOnum |
| middot | · | · | middle dot = Georgian comma = Greek middle dot, U+00B7 ISOnum |
| cedil | ¸ | ¸ | cedilla = spacing cedilla, U+00B8 ISOdia |
| sup1 | ¹ | ¹ | superscript one = superscript digit one, U+00B9 ISOnum |
| ordm | º | º | masculine ordinal indicator, U+00BA ISOnum |
| raquo | » | » | right-pointing double angle quotation mark = right pointing guillemet, U+00BB ISOnum |
| frac14 | ¼ | ¼ | vulgar fraction one quarter = fraction one quarter, U+00BC ISOnum |
| frac12 | ½ | ½ | vulgar fraction one half = fraction one half, U+00BD ISOnum |
| frac34 | ¾ | ¾ | vulgar fraction three quarters = fraction three quarters, U+00BE ISOnum |
| iquest | ¿ | ¿ | inverted question mark = turned question mark, U+00BF ISOnum |
| Agrave | À | À | latin capital letter A with grave = latin capital letter A grave, U+00C0 ISOlat1 |
| Aacute | Á | Á | latin capital letter A with acute, U+00C1 ISOlat1 |
| Acirc | Â | Â | latin capital letter A with circumflex, U+00C2 ISOlat1 |
| Atilde | Ã | Ã | latin capital letter A with tilde, U+00C3 ISOlat1 |
| Auml | Ä | Ä | latin capital letter A with diaeresis, U+00C4 ISOlat1 |
| Aring | Å | Å | latin capital letter A with ring above = latin capital letter A ring, U+00C5 ISOlat1 |
| AElig | Æ | Æ | latin capital letter AE = latin capital ligature AE, U+00C6 ISOlat1 |
| Ccedil | Ç | Ç | latin capital letter C with cedilla, U+00C7 ISOlat1 |
| Egrave | È | È | latin capital letter E with grave, U+00C8 ISOlat1 |
| Eacute | É | É | latin capital letter E with acute, U+00C9 ISOlat1 |
| Ecirc | Ê | Ê | latin capital letter E with circumflex, U+00CA ISOlat1 |
| Euml | Ë | Ë | latin capital letter E with diaeresis, U+00CB ISOlat1 |
| Igrave | Ì | Ì | latin capital letter I with grave, U+00CC ISOlat1 |
| Iacute | Í | Í | latin capital letter I with acute, U+00CD ISOlat1 |
| Icirc | Î | Î | latin capital letter I with circumflex, U+00CE ISOlat1 |
| Iuml | Ï | Ï | latin capital letter I with diaeresis, U+00CF ISOlat1 |
| ETH | Ð | Ð | latin capital letter ETH, U+00D0 ISOlat1 |
| Ntilde | Ñ | Ñ | latin capital letter N with tilde, U+00D1 ISOlat1 |
| Ograve | Ò | Ò | latin capital letter O with grave, U+00D2 ISOlat1 |
| Oacute | Ó | Ó | latin capital letter O with acute, U+00D3 ISOlat1 |
| Ocirc | Ô | Ô | latin capital letter O with circumflex, U+00D4 ISOlat1 |
| Otilde | Õ | Õ | latin capital letter O with tilde, U+00D5 ISOlat1 |
| Ouml | Ö | Ö | latin capital letter O with diaeresis, U+00D6 ISOlat1 |
| times | × | × | multiplication sign, U+00D7 ISOnum |
| Oslash | Ø | Ø | latin capital letter O with stroke = latin capital letter O slash, U+00D8 ISOlat1 |
| Ugrave | Ù | Ù | latin capital letter U with grave, U+00D9 ISOlat1 |
| Uacute | Ú | Ú | latin capital letter U with acute, U+00DA ISOlat1 |
| Ucirc | Û | Û | latin capital letter U with circumflex, U+00DB ISOlat1 |
| Uuml | Ü | Ü | latin capital letter U with diaeresis, U+00DC ISOlat1 |
| Yacute | Ý | Ý | latin capital letter Y with acute, U+00DD ISOlat1 |
| THORN | Þ | Þ | latin capital letter THORN, U+00DE ISOlat1 |
| szlig | ß | ß | latin small letter sharp s = ess-zed, U+00DF ISOlat1 |
| agrave | à | à | latin small letter a with grave = latin small letter a grave, U+00E0 ISOlat1 |
| aacute | á | á | latin small letter a with acute, U+00E1 ISOlat1 |
| acirc | â | â | latin small letter a with circumflex, U+00E2 ISOlat1 |
| atilde | ã | ã | latin small letter a with tilde, U+00E3 ISOlat1 |
| auml | ä | ä | latin small letter a with diaeresis, U+00E4 ISOlat1 |
| aring | å | å | latin small letter a with ring above = latin small letter a ring, U+00E5 ISOlat1 |
| aelig | æ | æ | latin small letter ae = latin small ligature ae, U+00E6 ISOlat1 |
| ccedil | ç | ç | latin small letter c with cedilla, U+00E7 ISOlat1 |
| egrave | è | è | latin small letter e with grave, U+00E8 ISOlat1 |
| eacute | é | é | latin small letter e with acute, U+00E9 ISOlat1 |
| ecirc | ê | ê | latin small letter e with circumflex, U+00EA ISOlat1 |
| euml | ë | ë | latin small letter e with diaeresis, U+00EB ISOlat1 |
| igrave | ì | ì | latin small letter i with grave, U+00EC ISOlat1 |
| iacute | í | í | latin small letter i with acute, U+00ED ISOlat1 |
| icirc | î | î | latin small letter i with circumflex, U+00EE ISOlat1 |
| iuml | ï | ï | latin small letter i with diaeresis, U+00EF ISOlat1 |
| eth | ð | ð | latin small letter eth, U+00F0 ISOlat1 |
| ntilde | ñ | ñ | latin small letter n with tilde, U+00F1 ISOlat1 |
| ograve | ò | ò | latin small letter o with grave, U+00F2 ISOlat1 |
| oacute | ó | ó | latin small letter o with acute, U+00F3 ISOlat1 |
| ocirc | ô | ô | latin small letter o with circumflex, U+00F4 ISOlat1 |
| otilde | õ | õ | latin small letter o with tilde, U+00F5 ISOlat1 |
| ouml | ö | ö | latin small letter o with diaeresis, U+00F6 ISOlat1 |
| divide | ÷ | ÷ | division sign, U+00F7 ISOnum |
| oslash | ø | ø | latin small letter o with stroke, = latin small letter o slash, U+00F8 ISOlat1 |
| ugrave | ù | ù | latin small letter u with grave, U+00F9 ISOlat1 |
| uacute | ú | ú | latin small letter u with acute, U+00FA ISOlat1 |
| ucirc | û | û | latin small letter u with circumflex, U+00FB ISOlat1 |
| uuml | ü | ü | latin small letter u with diaeresis, U+00FC ISOlat1 |
| yacute | ý | ý | latin small letter y with acute, U+00FD ISOlat1 |
| thorn | þ | þ | latin small letter thorn, U+00FE ISOlat1 |
| yuml | ÿ | ÿ | latin small letter y with diaeresis, U+00FF ISOlat1 |
| List of symbols, mathematical symbols, and Greek letters | |||
| entities | instance | codes | memo |
| fnof | ƒ | ƒ | latin small f with hook = function = florin, U+0192 ISOtech |
| Greek | |||
| Alpha | Α | Α | greek capital letter alpha, U+0391 |
| Beta | Β | Β | greek capital letter beta, U+0392 |
| Gamma | Γ | Γ | greek capital letter gamma, U+0393 ISOgrk3 |
| Delta | Δ | Δ | greek capital letter delta, U+0394 ISOgrk3 |
| Epsilon | Ε | Ε | greek capital letter epsilon, U+0395 |
| Zeta | Ζ | Ζ | greek capital letter zeta, U+0396 |
| Eta | Η | Η | greek capital letter eta, U+0397 |
| Theta | Θ | Θ | greek capital letter theta, U+0398 ISOgrk3 |
| Iota | Ι | Ι | greek capital letter iota, U+0399 |
| Kappa | Κ | Κ | greek capital letter kappa, U+039A |
| Lambda | Λ | Λ | greek capital letter lambda, U+039B ISOgrk3 |
| Mu | Μ | Μ | greek capital letter mu, U+039C |
| Nu | Ν | Ν | greek capital letter nu, U+039D |
| Xi | Ξ | Ξ | greek capital letter xi, U+039E ISOgrk3 |
| Omicron | Ο | Ο | greek capital letter omicron, U+039F |
| Pi | Π | Π | greek capital letter pi, U+03A0 ISOgrk3 |
| Rho | Ρ | Ρ | greek capital letter rho, U+03A1 |
| there is no Sigmaf, and no U+03A2 character either | |||
| Sigma | Σ | Σ | greek capital letter sigma, U+03A3 ISOgrk3 |
| Tau | Τ | Τ | greek capital letter tau, U+03A4 |
| Upsilon | Υ | Υ | greek capital letter upsilon, U+03A5 ISOgrk3 |
| Phi | Φ | Φ | greek capital letter phi, U+03A6 ISOgrk3 |
| Chi | Χ | Χ | greek capital letter chi, U+03A7 |
| Psi | Ψ | Ψ | greek capital letter psi, U+03A8 ISOgrk3 |
| Omega | Ω | Ω | greek capital letter omega, U+03A9 ISOgrk3 |
| alpha | α | α | greek small letter alpha, U+03B1 ISOgrk3 |
| beta | β | β | greek small letter beta, U+03B2 ISOgrk3 |
| gamma | γ | γ | greek small letter gamma, U+03B3 ISOgrk3 |
| delta | δ | δ | greek small letter delta, U+03B4 ISOgrk3 |
| epsilon | ε | ε | greek small letter epsilon, U+03B5 ISOgrk3 |
| zeta | ζ | ζ | greek small letter zeta, U+03B6 ISOgrk3 |
| eta | η | η | greek small letter eta, U+03B7 ISOgrk3 |
| theta | θ | θ | greek small letter theta, U+03B8 ISOgrk3 |
| iota | ι | ι | greek small letter iota, U+03B9 ISOgrk3 |
| kappa | κ | κ | greek small letter kappa, U+03BA ISOgrk3 |
| lambda | λ | λ | greek small letter lambda, U+03BB ISOgrk3 |
| mu | μ | μ | greek small letter mu, U+03BC ISOgrk3 |
| nu | ν | ν | greek small letter nu, U+03BD ISOgrk3 |
| xi | ξ | ξ | greek small letter xi, U+03BE ISOgrk3 |
| omicron | ο | ο | greek small letter omicron, U+03BF NEW |
| pi | π | π | greek small letter pi, U+03C0 ISOgrk3 |
| rho | ρ | ρ | greek small letter rho, U+03C1 ISOgrk3 |
| sigmaf | ς | ς | greek small letter final sigma, U+03C2 ISOgrk3 |
| sigma | σ | σ | greek small letter sigma, U+03C3 ISOgrk3 |
| tau | τ | τ | greek small letter tau, U+03C4 ISOgrk3 |
| upsilon | υ | υ | greek small letter upsilon, U+03C5 ISOgrk3 |
| phi | φ | φ | greek small letter phi, U+03C6 ISOgrk3 |
| chi | χ | χ | greek small letter chi, U+03C7 ISOgrk3 |
| psi | ψ | ψ | greek small letter psi, U+03C8 ISOgrk3 |
| omega | ω | ω | greek small letter omega, U+03C9 ISOgrk3 |
| thetasym | ϑ | ϑ | greek small letter theta symbol, U+03D1 NEW |
| upsih | ϒ | ϒ | greek upsilon with hook symbol, U+03D2 NEW |
| piv | ϖ | ϖ | greek pi symbol, U+03D6 ISOgrk3 |
| General Punctuation | |||
| bull | • | • | bullet = black small circle, U+2022 ISOpub |
| bullet is NOT the same as bullet operator, U+2219 | |||
| hellip | … | … | horizontal ellipsis = three dot leader, U+2026 ISOpub |
| prime | ′ | ′ | prime = minutes = feet, U+2032 ISOtech |
| Prime | ″ | ″ | double prime = seconds = inches, U+2033 ISOtech |
| oline | ‾ | ‾ | overline = spacing overscore, U+203E NEW |
| frasl | ⁄ | ⁄ | fraction slash, U+2044 NEW |
| Letterlike Symbols | |||
| weierp | ℘ | ℘ | script capital P = power set = Weierstrass p, U+2118 ISOamso |
| image | ℑ | ℑ | blackletter capital I = imaginary part, U+2111 ISOamso |
| real | ℜ | ℜ | blackletter capital R = real part symbol, U+211C ISOamso |
| trade | ™ | ™ | trade mark sign, U+2122 ISOnum |
| alefsym | ℵ | ℵ | alef symbol = first transfinite cardinal, U+2135 NEW |
| alef symbol is NOT the same as hebrew letter alef, U+05D0 although the same glyph could be used to depict both characters |
|||
| Arrows | |||
| larr | ← | ← | leftwards arrow, U+2190 ISOnum |
| uarr | ↑ | ↑ | upwards arrow, U+2191 ISOnum |
| rarr | → | → | rightwards arrow, U+2192 ISOnum |
| darr | ↓ | ↓ | downwards arrow, U+2193 ISOnum |
| harr | ↔ | ↔ | left right arrow, U+2194 ISOamsa |
| crarr | ↵ | ↵ | downwards arrow with corner leftwards = carriage return, U+21B5 NEW |
| lArr | ⇐ | ⇐ | leftwards double arrow, U+21D0 ISOtech |
| ISO 10646 does not say that lArr is the same as the ‘is implied by’ arrow but also does not have any other character for that function. So ? lArr can be used for ‘is implied by’ as ISOtech suggests |
|||
| uArr | ⇑ | ⇑ | upwards double arrow, U+21D1 ISOamsa |
| rArr | ⇒ | ⇒ | rightwards double arrow, U+21D2 ISOtech |
| ISO 10646 does not say this is the ‘implies’ character but does not have another character with this function so ? rArr can be used for ‘implies’ as ISOtech suggests |
|||
| dArr | ⇓ | ⇓ | downwards double arrow, U+21D3 ISOamsa |
| hArr | ⇔ | ⇔ | left right double arrow, U+21D4 ISOamsa |
| Mathematical Operators | |||
| forall | ∀ | ∀ | for all, U+2200 ISOtech |
| part | ∂ | ∂ | partial differential, U+2202 ISOtech |
| exist | ∃ | ∃ | there exists, U+2203 ISOtech |
| empty | ∅ | ∅ | empty set = null set = diameter, U+2205 ISOamso |
| nabla | ∇ | ∇ | nabla = backward difference, U+2207 ISOtech |
| isin | ∈ | ∈ | element of, U+2208 ISOtech |
| notin | ∉ | ∉ | not an element of, U+2209 ISOtech |
| ni | ∋ | ∋ | contains as member, U+220B ISOtech |
| should there be a more memorable name than ‘ni’? | |||
| prod | ∏ | ∏ | n-ary product = product sign, U+220F ISOamsb |
| prod is NOT the same character as U+03A0 ‘greek capital letter pi’ though the same glyph might be used for both |
|||
| sum | ∑ | ∑ | n-ary sumation, U+2211 ISOamsb |
| sum is NOT the same character as U+03A3 ‘greek capital letter sigma’ though the same glyph might be used for both |
|||
| minus | − | − | minus sign, U+2212 ISOtech |
| lowast | ∗ | ∗ | asterisk operator, U+2217 ISOtech |
| radic | √ | √ | square root = radical sign, U+221A ISOtech |
| prop | ∝ | ∝ | proportional to, U+221D ISOtech |
| infin | ∞ | ∞ | infinity, U+221E ISOtech |
| ang | ∠ | ∠ | angle, U+2220 ISOamso |
| and | ∧ | ∧ | logical and = wedge, U+2227 ISOtech |
| or | ∨ | ∨ | logical or = vee, U+2228 ISOtech |
| cap | ∩ | ∩ | intersection = cap, U+2229 ISOtech |
| cup | ∪ | ∪ | union = cup, U+222A ISOtech |
| int | ∫ | ∫ | integral, U+222B ISOtech |
| there4 | ∴ | ∴ | therefore, U+2234 ISOtech |
| sim | ∼ | ∼ | tilde operator = varies with = similar to, U+223C ISOtech |
| tilde operator is NOT the same character as the tilde, U+007E, although the same glyph might be used to represent both |
|||
| cong | ≅ | ≅ | approximately equal to, U+2245 ISOtech |
| asymp | ≈ | ≈ | almost equal to = asymptotic to, U+2248 ISOamsr |
| ne | ≠ | ≠ | not equal to, U+2260 ISOtech |
| equiv | ≡ | ≡ | identical to, U+2261 ISOtech |
| le | ≤ | ≤ | less-than or equal to, U+2264 ISOtech |
| ge | ≥ | ≥ | greater-than or equal to, U+2265 ISOtech |
| sub | ⊂ | ⊂ | subset of, U+2282 ISOtech |
| sup | ⊃ | ⊃ | superset of, U+2283 ISOtech |
| note that nsup, ‘not a superset of, U+2283′ is not covered by the Symbol font encoding and is not included. Should it be, for symmetry? It is in ISOamsn | |||
| nsub | ⊄ | ⊄ | not a subset of, U+2284 ISOamsn |
| sube | ⊆ | ⊆ | subset of or equal to, U+2286 ISOtech |
| supe | ⊇ | ⊇ | superset of or equal to, U+2287 ISOtech |
| oplus | ⊕ | ⊕ | circled plus = direct sum, U+2295 ISOamsb |
| otimes | ⊗ | ⊗ | circled times = vector product, U+2297 ISOamsb |
| perp | ⊥ | ⊥ | up tack = orthogonal to = perpendicular, U+22A5 ISOtech |
| sdot | ⋅ | ⋅ | dot operator, U+22C5 ISOamsb |
| dot operator is NOT the same character as U+00B7 middle dot | |||
| Miscellaneous Technical | |||
| lceil | ⌈ | ⌈ | left ceiling = apl upstile, U+2308 ISOamsc |
| rceil | ⌉ | ⌉ | right ceiling, U+2309 ISOamsc |
| lfloor | ⌊ | ⌊ | left floor = apl downstile, U+230A ISOamsc |
| rfloor | ⌋ | ⌋ | right floor, U+230B ISOamsc |
| lang | 〈 | 〈 | left-pointing angle bracket = bra, U+2329 ISOtech |
| lang is NOT the same character as U+003C ‘less than’ or U+2039 ’single left-pointing angle quotation mark’ | |||
| rang | 〉 | 〉 | right-pointing angle bracket = ket, U+232A ISOtech |
| rang is NOT the same character as U+003E ‘greater than’ or U+203A ’single right-pointing angle quotation mark’ | |||
| Geometric Shapes | |||
| loz | ◊ | ◊ | lozenge, U+25CA ISOpub |
| Miscellaneous Symbols | |||
| spades | ♠ | ♠ | black spade suit, U+2660 ISOpub |
| black here seems to mean filled as opposed to hollow | |||
| clubs | ♣ | ♣ | black club suit = shamrock, U+2663 ISOpub |
| hearts | ♥ | ♥ | black heart suit = valentine, U+2665 ISOpub |
| diams | ♦ | ♦ | black diamond suit, U+2666 ISOpub |
| List of markup-significant and internationalization characters | |||
| quot | " | " | quotation mark = APL quote, U+0022 ISOnum |
| amp | & | & | ampersand, U+0026 ISOnum |
| lt | < | < | less-than sign, U+003C ISOnum |
| gt | > | > | greater-than sign, U+003E ISOnum |
| Latin Extended-A | |||
| OElig | Π| Π| latin capital ligature OE, U+0152 ISOlat2 |
| oelig | œ | œ | latin small ligature oe, U+0153 ISOlat2 |
| ligature is a misnomer, this is a separate character in some languages | |||
| Scaron | Š | Š | latin capital letter S with caron, U+0160 ISOlat2 |
| scaron | š | š | latin small letter s with caron, U+0161 ISOlat2 |
| Yuml | Ÿ | Ÿ | latin capital letter Y with diaeresis, U+0178 ISOlat2 |
| Spacing Modifier Letters | |||
| circ | ˆ | ˆ | modifier letter circumflex accent, U+02C6 ISOpub |
| tilde | ˜ | ˜ | small tilde, U+02DC ISOdia |
| General Punctuation | |||
| ensp |   | en space, U+2002 ISOpub | |
| emsp |   | em space, U+2003 ISOpub | |
| thinsp |   | thin space, U+2009 ISOpub | |
| zwnj | | ‌ | zero width non-joiner, U+200C NEW RFC 2070 |
| zwj | | ‍ | zero width joiner, U+200D NEW RFC 2070 |
| lrm | | ‎ | left-to-right mark, U+200E NEW RFC 2070 |
| rlm | | ‏ | right-to-left mark, U+200F NEW RFC 2070 |
| ndash | – | – | en dash, U+2013 ISOpub |
| mdash | — | — | em dash, U+2014 ISOpub |
| lsquo | ‘ | ‘ | left single quotation mark, U+2018 ISOnum |
| rsquo | ’ | ’ | right single quotation mark, U+2019 ISOnum |
| sbquo | ‚ | ‚ | single low-9 quotation mark, U+201A NEW |
| ldquo | “ | “ | left double quotation mark, U+201C ISOnum |
| rdquo | ” | ” | right double quotation mark, U+201D ISOnum |
| bdquo | „ | „ | double low-9 quotation mark, U+201E NEW |
| dagger | † | † | dagger, U+2020 ISOpub |
| Dagger | ‡ | ‡ | double dagger, U+2021 ISOpub |
| permil | ‰ | ‰ | per mille sign, U+2030 ISOtech |
| lsaquo | ‹ | ‹ | single left-pointing angle quotation mark, U+2039 ISO proposed |
| lsaquo is proposed but not yet ISO standardized | |||
| rsaquo | › | › | single right-pointing angle quotation mark, U+203A ISO proposed |
| rsaquo is proposed but not yet ISO standardized | |||
| euro | € | € | euro sign, U+20AC NEW |
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