HTML 字符实体备忘清单
===
此备忘清单是 HTML 实体及其编号和名称的完整列表。还包括可以用 HTML 表示的 ASCII 字符的完整列表。
HTML 字符实体引用
------
<!--rehype:body-class=cols-1-->
### HTML 特殊字符
| HTML           | Symbol       | Numeric      | 描述                      | Hex             | CSS (ISO)         | JS (Octal)          |
|----------------|--------------|--------------|--------------------------|-----------------|-------------------|---------------------|
| `"`   | "          | `"`  | 引号             | u+0022 ISOnum | \\0022           | <a href='javascript:alert("\42")'>\42</a>    |
| `#`    | #          | `#`  | 数字符号             | u+0023 ISOnum | \\0023           | <a href='javascript:alert("\43")'>\43</a>    |
| `$` | $          | `$`  | 美元符号             | u+0024 ISOnum | \\0024           | <a href='javascript:alert("\44")'>\44</a>    |
| `%` | %          | `%`  | 百分号             | u+0025 ISOnum | \\0025           | <a href='javascript:alert("\45")'>\45</a>    |
| `&`    | &          | `&`  | 和号             | u+0026 ISOnum | \\0026           | <a href='javascript:alert("\46")'>\46</a>    |
| `'`   | '          | `'`  | 撇号             | u+0027 ISOnum | \\0027           | <a href='javascript:alert("\47")'>\47</a>    |
| `(`   | (          | `(`  | 左括号           | u+0028 ISOnum | \\0028           | <a href='javascript:alert("\50")'>\50</a>    |
| `)`   | )          | `)`  | 右括号           | u+0029 ISOnum | \\0029           | <a href='javascript:alert("\51")'>\51</a>    |
| `*`    | *          | `*`  | 星号             | u+002A ISOnum | \\002a           | <a href='javascript:alert("\52")'>\52</a>    |
| `+`   | +          | `+`  | 加号             | u+002B ISOnum | \\002b           | <a href='javascript:alert("\53")'>\53</a>    |
| `,`  | ,          | `,`  | 逗号             | u+002C ISOnum | \\002c           | <a href='javascript:alert("\54")'>\54</a>    |
| `−`  | -          | `-`  | 连字符减号        | u+002D ISOnum | \\002d           | <a href='javascript:alert("\55")'>\55</a>    |
| `.` | .          | `.`  | 句号             | u+002E ISOnum | \\002e           | <a href='javascript:alert("\56")'>\56</a>    |
| `/`    | /          | `/`  | 固相线           | u+002F ISOnum | \\002f           | <a href='javascript:alert("\57")'>\57</a>    |
| `:`  | :          | `:`  | 冒号             | u+003A ISOnum | \\003a           | <a href='javascript:alert("\72")'>\72</a>    |
| `;`   | ;          | `;`  | 分号             | u+003B ISOnum | \\003b           | <a href='javascript:alert("\73")'>\73</a>    |
| `<`     | <          | `<`  | 少于             | u+003C ISOnum | \\003c           | <a href='javascript:alert("\74")'>\74</a>    |
| `=` | =          | `=`  | 等于             | u+003D ISOnum | \\003d           | <a href='javascript:alert("\75")'>\75</a>    |
| `>`     | >          | `>`  | 大于号           | u+003E ISOnum | \\003e           | <a href='javascript:alert("\76")'>\76</a>    |
| `?`  | ?          | `?`  | 问号             | u+003F ISOnum | \\003f           | <a href='javascript:alert("\77")'>\77</a>    |
| `@` | @          | `@`  | 在标志处             | u+0040 ISOnum | \\0040           | <a href='javascript:alert("\100")'>\100</a>   |
| `[`   | [          | `[`  | 左方括号             | u+005B ISOnum | \\005b           | <a href='javascript:alert("\133")'>\133</a>   |
| `\`   | \          | `\`  | 反斜杠             | u+005C ISOnum | \\005c           | <a href='javascript:alert("\134")'>\134</a>   |
| `]`   | ]          | `]`  | 右方括号             | u+005D ISOnum | \\005d           | <a href='javascript:alert("\135")'>\135</a>   |
| `^`    | ^          | `^`  | 抑扬顿挫             | u+005E ISOnum | \\005e           | <a href='javascript:alert("\136")'>\136</a>   |
| `_` | _          | `_`  | 低线             | u+005F ISOnum | \\005f           | <a href='javascript:alert("\137")'>\137</a>   |
| ```  | `      | ```  | 重音             | u+0060 ISOnum | \\0060           | <a href='javascript:alert("\u0060")'>\u0060</a> |
| `{`   | {          | `{` | 左大括号             | u+007b ISOnum | \\007b           | <a href='javascript:alert("\173")'>\173</a>   |
| `|` | \|         | `|` | 竖线             | u+007c ISOnum | \\007c           | <a href='javascript:alert("\174")'>\174</a>   |
| `}`   | }          | `}` | 右大括号             | u+007d ISOnum | \\007d           | <a href='javascript:alert("\175")'>\175</a>   |
|            | ~          | `~` | 波浪号             | u+007e ISOnum | \\007e           | <a href='javascript:alert("\176")'>\176</a> |
<!--rehype:className=show-header-->
### HTML 拉丁语
| HTML           | Symbol   | Numeric        | 描述                                   | Hex      | CSS (ISO) | JS (Octal)          |
|----------------|----------|----------------|---------------------------------------|----------|-----------|---------------------|
| ` `   |        | ` `   | no-break space                      | %A0 | \\00a0   | <a href='javascript:alert("\240")'>\240</a>   |
| `¡`  | ¡      | `¡`   | inverted exclamation mark           | %A1 | \\00a1   | <a href='javascript:alert("\241")'>\241</a>   |
| `¢`   | ¢      | `¢`   | cent sign                           | %A2 | \\00a2   | <a href='javascript:alert("\242")'>\242</a>   |
| `£`  | £      | `£`   | pound sterling sign                 | %A3 | \\00a3   | <a href='javascript:alert("\243")'>\243</a>   |
| `¤` | ¤      | `¤`   | general currency sign               | %A4 | \\00a4   | <a href='javascript:alert("\244")'>\244</a>   |
| `¥`    | ¥      | `¥`   | yen sign                            | %A5 | \\00a5   | <a href='javascript:alert("\245")'>\245</a>   |
| `₹` | ₹      | `₹` | Indian Rupee (INR) sign             | U+20B9 | \\20B9   | <a href='javascript:alert("\u20B9")'>\u20B9</a> |
| `¦` | ¦      | `¦`   | broken (vertical) bar               | %A6 | \\00a6   | <a href='javascript:alert("\246")'>\246</a>   |
| `§`   | §      | `§`   | section sign                        | %A7 | \\00a7   | <a href='javascript:alert("\247")'>\247</a>   |
| `¨`    | ¨      | `¨`   | umlaut (dieresis)                   | %A8 | \\00a8   | <a href='javascript:alert("\250")'>\250</a>   |
| `©`   | ©      | `©`   | copyright sign                      | %A9 | \\00a9   | <a href='javascript:alert("\251")'>\251</a>   |
| `ª`   | ª      | `ª`   | ordinal indicator, feminine         | %AA | \\00aa   | <a href='javascript:alert("\252")'>\252</a>   |
| `«`  | «      | `«`   | angle quotation mark, left          | %AB | \\00ab   | <a href='javascript:alert("\253")'>\253</a>   |
| `¬`    | ¬      | `¬`   | not sign                            | %AC | \\00ac   | <a href='javascript:alert("\254")'>\254</a>   |
| `­`    |        | `­`   | soft hyphen                         | %AD | \\00ad   | <a href='javascript:alert("\255")'>\255</a>   |
| `®`    | ®      | `®`   | registered sign                     | %AE | \\00ae   | <a href='javascript:alert("\256")'>\256</a>   |
| `¯`   | ¯      | `¯`   | macron                              | %AF | \\00af   | <a href='javascript:alert("\257")'>\257</a>   |
| `°`    | °      | `°`   | degree sign                         | %B0 | \\00b0   | <a href='javascript:alert("\260")'>\260</a>   |
| `±` | ±      | `±`   | plus-or-minus sign                  | %B1 | \\00b1   | <a href='javascript:alert("\261")'>\261</a>   |
| `²`   | ²      | `²`   | superscript two                     | %B2 | \\00b2   | <a href='javascript:alert("\262")'>\262</a>   |
| `³`   | ³      | `³`   | superscript three                   | %B3 | \\00b3   | <a href='javascript:alert("\263")'>\263</a>   |
| `´`  | ´      | `´`   | acute accent                        | %B4 | \\00b4   | <a href='javascript:alert("\264")'>\264</a>   |
| `µ`  | µ      | `µ`   | micro sign                          | %B5 | \\00b5   | <a href='javascript:alert("\265")'>\265</a>   |
| `¶`   | ¶      | `¶`   | pilcrow (paragraph sign)            | %B6 | \\00b6   | <a href='javascript:alert("\266")'>\266</a>   |
| `·` | ·      | `·`   | middle dot                          | %B7 | \\00b7   | <a href='javascript:alert("\267")'>\267</a>   |
| `¸`  | ¸      | `¸`   | cedilla                             | %B8 | \\00b8   | <a href='javascript:alert("\270")'>\270</a>   |
| `¹`   | ¹      | `¹`   | superscript one                     | %B9 | \\00b9   | <a href='javascript:alert("\271")'>\271</a>   |
| `º`   | º      | `º`   | ordinal indicator, masculine        | %BA | \\00ba   | <a href='javascript:alert("\272")'>\272</a>   |
| `»`  | »      | `»`   | angle quotation mark, right         | %BB | \\00bb   | <a href='javascript:alert("\273")'>\273</a>   |
| `¼` | ¼      | `¼`   | fraction one-quarter                | %BC | \\00bc   | <a href='javascript:alert("\274")'>\274</a>   |
| `½` | ½      | `½`   | fraction one-half                   | %BD | \\00bd   | <a href='javascript:alert("\275")'>\275</a>   |
| `¾` | ¾      | `¾`   | fraction three-quarters             | %BE | \\00be   | <a href='javascript:alert("\276")'>\276</a>   |
| `¿` | ¿      | `¿`   | inverted question mark              | %BF | \\00bf   | <a href='javascript:alert("\277")'>\277</a>   |
| `À` | À      | `À`   | capital A, grave accent             | %C0 | \\00c0   | <a href='javascript:alert("\300")'>\300</a>   |
| `Á` | Á      | `Á`   | capital A, acute accent             | %C1 | \\00c1   | <a href='javascript:alert("\301")'>\301</a>   |
| `Â`  | Â      | `Â ;`  | capital A, circumflex accent        | %C2 | \\00c2   | <a href='javascript:alert("\302")'>\302</a>   |
| `Ã` | Ã      | `Ã`   | capital A, tilde                    | %C3 | \\00c3   | <a href='javascript:alert("\303")'>\303</a>   |
| `Ä`   | Ä      | `Ä`   | capital A, dieresis or umlaut mark  | %C4 | \\00c4   | <a href='javascript:alert("\304")'>\304</a>   |
| `Å`  | Å      | `Å`   | capital A, ring                     | %C5 | \\00c5   | <a href='javascript:alert("\305")'>\305</a>   |
| `Æ`  | Æ      | `Æ`   | capital AE diphthong (ligature)     | %C6 | \\00c6   | <a href='javascript:alert("\306")'>\306</a>   |
| `Ç` | Ç      | `Ç`   | capital C, cedilla                  | %C7 | \\00c7   | <a href='javascript:alert("\307")'>\307</a>   |
| `È` | È      | `È`   | capital E, grave accent             | %C8 | \\00c8   | <a href='javascript:alert("\310")'>\310</a>   |
| `É` | É      | `É`   | capital E, acute accent             | %C9 | \\00c9   | <a href='javascript:alert("\311")'>\311</a>   |
| `Ê`  | Ê      | `Ê`   | capital E, circumflex accent        | %CA | \\00ca   | <a href='javascript:alert("\312")'>\312</a>   |
| `Ë`   | Ë      | `Ë`   | capital E, dieresis or umlaut mark  | %CB | \\00cb   | <a href='javascript:alert("\313")'>\313</a>   |
| `Ì` | Ì      | `Ì`   | capital I, grave accent             | %CC | \\00cc   | <a href='javascript:alert("\314")'>\314</a>   |
| `Í` | Í      | `Í`   | capital I, acute accent             | %CD | \\00cd   | <a href='javascript:alert("\315")'>\315</a>   |
| `Î`  | Î      | `Î`   | capital I, circumflex accent        | %CE | \\00ce   | <a href='javascript:alert("\316")'>\316</a>   |
| `Ï`   | Ï      | `Ï`   | capital I, dieresis or umlaut mark  | %CF | \\00cf   | <a href='javascript:alert("\317")'>\317</a>   |
| `Ð`    | Ð      | `Ð`   | capital Eth, Icelandic              | %D0 | \\00d0   | <a href='javascript:alert("\320")'>\320</a>   |
| `Ñ` | Ñ      | `Ñ`   | capital N, tilde                    | %D1 | \\00d1   | <a href='javascript:alert("\321")'>\321</a>   |
| `Ò` | Ò      | `Ò`   | capital O, grave accent             | %D2 | \\00d2   | <a href='javascript:alert("\322")'>\322</a>   |
| `Ó` | Ó      | `Ó`   | capital O, acute accent             | %D3 | \\00d3   | <a href='javascript:alert("\323")'>\323</a>   |
| `Ô`  | Ô      | `Ô`   | capital O, circumflex accent        | %D4 | \\00d4   | <a href='javascript:alert("\324")'>\324</a>   |
| `Õ` | Õ      | `Õ`   | capital O, tilde                    | %D5 | \\00d5   | <a href='javascript:alert("\325")'>\325</a>   |
| `Ö`   | Ö      | `Ö`   | capital O, dieresis or umlaut mark  | %D6 | \\00d6   | <a href='javascript:alert("\326")'>\326</a>   |
| `×`  | ×      | `×`   | multiply sign                       | %D7 | \\00d7   | <a href='javascript:alert("\327")'>\327</a>   |
| `Ø` | Ø      | `Ø`   | capital O, slash                    | %D8 | \\00d8   | <a href='javascript:alert("\330")'>\330</a>   |
| `Ù` | Ù      | `Ù`   | capital U, grave accent             | %D9 | \\00d9   | <a href='javascript:alert("\331")'>\331</a>   |
| `Ú` | Ú      | `Ú`   | capital U, acute accent             | %DA | \\00da   | <a href='javascript:alert("\332")'>\332</a>   |
| `Û`  | Û      | `Û`   | capital U, circumflex accent        | %DB | \\00db   | <a href='javascript:alert("\333")'>\333</a>   |
| `Ü`   | Ü      | `Ü`   | capital U, dieresis or umlaut mark  | %DC | \\00dc   | <a href='javascript:alert("\334")'>\334</a>   |
| `Ý` | Ý      | `Ý`   | capital Y, acute accent             | %DD | \\00dd   | <a href='javascript:alert("\335")'>\335</a>   |
| `Þ`  | Þ      | `Þ`   | capital THORN, Icelandic            | %DE | \\00de   | <a href='javascript:alert("\336")'>\336</a>   |
| `ß`  | ß      | `ß`   | small sharp s, German (sz ligature) | %DF | \\00df   | <a href='javascript:alert("\337")'>\337</a>   |
| `à` | à      | `à`   | small a, grave accent               | %E0 | \\00e0   | <a href='javascript:alert("\340")'>\340</a>   |
| `á` | á      | `á`   | small a, acute accent               | %E1 | \\00e1   | <a href='javascript:alert("\341")'>\341</a>   |
| `â`  | â      | `â`   | small a, circumflex accent          | %E2 | \\00e2   | <a href='javascript:alert("\342")'>\342</a>   |
| `ã` | ã      | `ã`   | small a, tilde                      | %E3 | \\00e3   | <a href='javascript:alert("\343")'>\343</a>   |
| `ä`   | ä      | `ä`   | small a, dieresis or umlaut mark    | %E4 | \\00e4   | <a href='javascript:alert("\344")'>\344</a>   |
| `å`  | å      | `å`   | small a, ring                       | %E5 | \\00e5   | <a href='javascript:alert("\345")'>\345</a>   |
| `æ`  | æ      | `æ`   | small ae diphthong (ligature)       | %E6 | \\00e6   | <a href='javascript:alert("\346")'>\346</a>   |
| `ç` | ç      | `ç`   | small c, cedilla                    | %E7 | \\00e7   | <a href='javascript:alert("\347")'>\347</a>   |
| `è` | è      | `è`   | small e, grave accent               | %E8 | \\00e8   | <a href='javascript:alert("\350")'>\350</a>   |
| `é` | é      | `é`   | small e, acute accent               | %E9 | \\00e9   | <a href='javascript:alert("\351")'>\351</a>   |
| `ê`  | ê      | `ê`   | small e, circumflex accent          | %EA | \\00ea   | <a href='javascript:alert("\352")'>\352</a>   |
| `ë`   | ë      | `ë`   | small e, dieresis or umlaut mark    | %EB | \\00eb   | <a href='javascript:alert("\353")'>\353</a>   |
| `ì` | ì      | `ì`   | small i, grave accent               | %EC | \\00ec   | <a href='javascript:alert("\354")'>\354</a>   |
| `í` | í      | `í`   | small i, acute accent               | %ED | \\00ed   | <a href='javascript:alert("\355")'>\355</a>   |
| `î`  | î      | `î`   | small i, circumflex accent          | %EE | \\00ee   | <a href='javascript:alert("\356")'>\356</a>   |
| `ï`   | ï      | `ï`   | small i, dieresis or umlaut mark    | %EF | \\00ef   | <a href='javascript:alert("\357")'>\357</a>   |
| `ð`    | ð      | `ð`   | small eth, Icelandic                | %F0 | \\00f0   | <a href='javascript:alert("\360")'>\360</a>   |
| `ñ` | ñ      | `ñ`   | small n, tilde                      | %F1 | \\00f1   | <a href='javascript:alert("\361")'>\361</a>   |
| `ò` | ò      | `ò`   | small o, grave accent               | %F2 | \\00f2   | <a href='javascript:alert("\362")'>\362</a>   |
| `ó` | ó      | `ó`   | small o, acute accent               | %F3 | \\00f3   | <a href='javascript:alert("\363")'>\363</a>   |
| `ô`  | ô      | `ô`   | small o, circumflex accent          | %F4 | \\00f4   | <a href='javascript:alert("\364")'>\364</a>   |
| `õ` | õ      | `õ`   | small o, tilde                      | %F5 | \\00f5   | <a href='javascript:alert("\365")'>\365</a>   |
| `ö`   | ö      | `ö`   | small o, dieresis or umlaut mark    | %F6 | \\00f6   | <a href='javascript:alert("\366")'>\366</a>   |
| `÷` | ÷      | `÷`   | divide sign                         | %F7 | \\00f7   | <a href='javascript:alert("\367")'>\367</a>   |
| `ø` | ø      | `ø`   | small o, slash                      | %F8 | \\00f8   | <a href='javascript:alert("\370")'>\370</a>   |
| `ù` | ù      | `ù`   | small u, grave accent               | %F9 | \\00f9   | <a href='javascript:alert("\371")'>\371</a>   |
| `ú` | ú      | `ú`   | small u, acute accent               | %FA | \\00fa   | <a href='javascript:alert("\372")'>\372</a>   |
| `û`  | û      | `û`   | small u, circumflex accent          | %FB | \\00fb   | <a href='javascript:alert("\373")'>\373</a>   |
| `ü`   | ü      | `ü`   | small u, dieresis or umlaut mark    | %FC | \\00fc   | <a href='javascript:alert("\374")'>\374</a>   |
| `ý` | ý      | `ý`   | small y, acute accent               | %FD | \\00fd   | <a href='javascript:alert("\375")'>\375</a>   |
| `þ`  | þ      | `þ`   | small thorn, Icelandic              | %FE | \\00fe   | <a href='javascript:alert("\376")'>\376</a>   |
| `ÿ`   | ÿ      | `ÿ`   | small y, dieresis or umlaut mark    | %FF | \\00ff   | <a href='javascript:alert("\377")'>\377</a>   |
<!--rehype:className=show-header-->
### HTML 拉丁文扩展
| HTML           | Symbol | Numeric      | 描述                                     | Hex              | CSS (ISO) | JS (Octal)          |
|----------------|--------|--------------|-----------------------------------------|------------------|-----------|---------------------|
| `Œ`  | Œ    | `Œ` | latin capital ligature oe             | u+0152 ISOlat2 | \\0152   | <a href='javascript:alert("\u0152")'>\u0152</a> |
| `œ`  | œ    | `œ` | latin small ligature oe               | u+0153 ISOlat2 | \\0153   | <a href='javascript:alert("\u0153")'>\u0153</a> |
| `Š` | Š    | `Š` | latin capital letter s with caron     | u+0160 ISOlat2 | \\0160   | <a href='javascript:alert("\u0160")'>\u0160</a> |
| `š` | š    | `š` | latin small letter s with caron       | u+0161 ISOlat2 | \\0161   | <a href='javascript:alert("\u0161")'>\u0161</a> |
| `Ÿ`   | Ÿ    | `Ÿ` | latin capital letter y with diaeresis | u+0178 ISOlat2 | \\0178   | <a href='javascript:alert("\u0178")'>\u0178</a> |
| `ƒ`   | ƒ    | `ƒ` | latin small f with hook               | u+0192 ISOtech | \\0192   | <a href='javascript:alert("\u0192")'>\u0192</a> |
<!--rehype:className=show-header-->
### HTML 间距修饰符字母
| HTML          | Symbol | Numeric                             | Description     | Hex     | CSS (ISO)           | JS (Octal) |
|---------------|--------|-------------------------------------|-----------------|---------|---------------------|------------|
| `ˆ`  | ˆ   |      |    modifier letter circumflex accent | u+02C6 ISOpub | \\02c6 | <a href='javascript:alert("\u02c6")'>\u02c6</a> |
| `˜` | ˜   |      |    small tilde                       | u+02DC ISOdia | \\02dc | <a href='javascript:alert("\u02dc")'>\u02dc</a> |
<!--rehype:className=show-header-->
### HTML 希腊语
| HTML             | Symbol | Numeric      | 描述                               | Hex              | CSS (ISO) | JS (Octal)          |
|------------------|--------|--------------|-----------------------------------|------------------|-----------|---------------------|
| `Α`    | Α    | `Α` | greek capital letter alpha      | u+0391 | \\0391   | <a href='javascript:alert("\u0391")'>\u0391</a> |
| `Β`     | Β    | `Β` | greek capital letter beta       | u+0392 | \\0392   | <a href='javascript:alert("\u0392")'>\u0392</a> |
| `Γ`    | Γ    | `Γ` | greek capital letter gamma      | u+0393 ISOgrk3 | \\0393   | <a href='javascript:alert("\u0395")'>\u0395</a> |
| `Δ`    | Δ    | `Δ` | greek capital letter delta      | u+0394 ISOgrk3 | \\0394   | <a href='javascript:alert("\u0394")'>\u0394</a> |
| `Ε`  | Ε    | `Ε` | greek capital letter epsilon    | u+0395 | \\0395   | <a href='javascript:alert("\u0395")'>\u0395</a> |
| `Ζ`     | Ζ    | `Ζ` | greek capital letter zeta       | u+0396 | \\0396   | <a href='javascript:alert("\u0396")'>\u0396</a> |
| `Η`      | Η    | `Η` | greek capital letter eta        | u+0397 | \\0397   | <a href='javascript:alert("\u0397")'>\u0397</a> |
| `Θ`    | Θ    | `Θ` | greek capital letter theta      | u+0398 ISOgrk3 | \\0398   | <a href='javascript:alert("\u0398")'>\u0398</a> |
| `Ι`     | Ι    | `Ι` | greek capital letter iota       | u+0399 | \\0399   | <a href='javascript:alert("\u0399")'>\u0399</a> |
| `Κ`    | Κ    | `Κ` | greek capital letter kappa      | u+039A | \\039a   | <a href='javascript:alert("\u039a")'>\u039a</a> |
| `Λ`   | Λ    | `Λ` | greek capital letter lambda     | u+039B ISOgrk3 | \\039b   | <a href='javascript:alert("\u039b")'>\u039b</a> |
| `Μ`       | Μ    | `Μ` | greek capital letter mu         | u+039C | \\039c   | <a href='javascript:alert("\u039c")'>\u039c</a> |
| `Ν`       | Ν    | `Ν` | greek capital letter nu         | u+039D | \\039d   | <a href='javascript:alert("\u039D")'>\u039D</a> |
| `Ξ`       | Ξ    | `Ξ` | greek capital letter xi         | u+039E ISOgrk3 | \\039e   | <a href='javascript:alert("\u039e")'>\u039e</a> |
| `Ο`  | Ο    | `Ο` | greek capital letter omicron    | u+039F | \\039f   | <a href='javascript:alert("\u039f")'>\u039f</a> |
| `Π`       | Π    | `Π` | greek capital letter pi         | u+03A0 ISOgrk3 | \\03a0   | <a href='javascript:alert("\u03a0")'>\u03a0</a> |
| `Ρ`      | Ρ    | `Ρ` | greek capital letter rho        | u+03A1 | \\03a1   | <a href='javascript:alert("\u03a1")'>\u03a1</a> |
| `Σ`    | Σ    | `Σ` | greek capital letter sigma      | u+03A3 ISOgrk3 | \\03a3   | <a href='javascript:alert("\u03A3")'>\u03A3</a> |
| `Τ`      | Τ    | `Τ` | greek capital letter tau        | u+03A4 | \\03a4   | <a href='javascript:alert("\u03A4")'>\u03A4</a> |
| `Υ`  | Υ    | `Υ` | greek capital letter upsilon    | u+03A5 ISOgrk3 | \\03a5   | <a href='javascript:alert("\u03A5")'>\u03A5</a> |
| `Φ`      | Φ    | `Φ` | greek capital letter phi        | u+03A6 ISOgrk3 | \\03a6   | <a href='javascript:alert("\u03A6")'>\u03A6</a> |
| `Χ`      | Χ    | `Χ` | greek capital letter chi        | u+03A7 | \\03a7   | <a href='javascript:alert("\u03A7")'>\u03A7</a> |
| `Ψ`      | Ψ    | `Ψ` | greek capital letter psi        | u+03A8 ISOgrk3 | \\03a8   | <a href='javascript:alert("\u03A8")'>\u03A8</a> |
| `Ω`    | Ω    | `Ω` | greek capital letter omega      | u+03A9 ISOgrk3 | \\03a9   | <a href='javascript:alert("\u03A9")'>\u03A9</a> |
| `α`    | α    | `α` | greek small letter alpha        | u+03B1 ISOgrk3 | \\03b1   | <a href='javascript:alert("\u03b1")'>\u03b1</a> |
| `β`     | β    | `β` | greek small letter beta         | u+03B2 ISOgrk3 | \\03b2   | <a href='javascript:alert("\u03b2")'>\u03b2</a> |
| `γ`    | γ    | `γ` | greek small letter gamma        | u+03B3 ISOgrk3 | \\03b3   | <a href='javascript:alert("\u03b3")'>\u03b3</a> |
| `δ`    | δ    | `δ` | greek small letter delta        | u+03B4 ISOgrk3 | \\03b4   | <a href='javascript:alert("\u03b4")'>\u03b4</a> |
| `ε`  | ε    | `ε` | greek small letter epsilon      | u+03B5 ISOgrk3 | \\03b5   | <a href='javascript:alert("\u03b5")'>\u03b5</a> |
| `ζ`     | ζ    | `ζ` | greek small letter zeta         | u+03B6 ISOgrk3 | \\03b6   | <a href='javascript:alert("\u03b6")'>\u03b6</a> |
| `η`      | η    | `η` | greek small letter eta          | u+03B7 ISOgrk3 | \\03b7   | <a href='javascript:alert("\u03b7")'>\u03b7</a> |
| `θ`    | θ    | `θ` | greek small letter theta        | u+03B8 ISOgrk3 | \\03b8   | <a href='javascript:alert("\u03b8")'>\u03b8</a> |
| `ι`     | ι    | `ι` | greek small letter iota         | u+03B9 ISOgrk3 | \\03b9   | <a href='javascript:alert("\u03b9")'>\u03b9</a> |
| `κ`    | κ    | `κ` | greek small letter kappa        | u+03BA ISOgrk3 | \\03ba   | <a href='javascript:alert("\u03ba")'>\u03ba</a> |
| `λ`   | λ    | `λ` | greek small letter lambda       | u+03BB ISOgrk3 | \\03bb   | <a href='javascript:alert("\u03bb")'>\u03bb</a> |
| `μ`       | μ    | `μ` | greek small letter mu           | u+03BC ISOgrk3 | \\03bc   | <a href='javascript:alert("\u03bc")'>\u03bc</a> |
| `ν`       | ν    | `ν` | greek small letter nu           | u+03BD ISOgrk3 | \\03bd   | <a href='javascript:alert("\u03bd")'>\u03bd</a> |
| `ξ`       | ξ    | `ξ` | greek small letter xi           | u+03BE ISOgrk3 | \\03be   | <a href='javascript:alert("\u03be")'>\u03be</a> |
| `ο`  | ο    | `ο` | greek small letter omicron      | u+03BF NEW | \\03bf   | <a href='javascript:alert("\u03bf")'>\u03bf</a> |
| `π`       | π    | `π` | greek small letter pi           | u+03C0 ISOgrk3 | \\03c0   | <a href='javascript:alert("\u03c0")'>\u03c0</a> |
| `ρ`      | ρ    | `ρ` | greek small letter rho          | u+03C1 ISOgrk3 | \\03c1   | <a href='javascript:alert("\u03c1")'>\u03c1</a> |
| `ς`   | ς    | `ς` | greek small letter final sigma  | u+03C2 ISOgrk3 | \\03C2   | <a href='javascript:alert("\u03c2")'>\u03c2</a> |
| `σ`    | σ    | `σ` | greek small letter sigma        | u+03C3 ISOgrk3 | \\03C3   | <a href='javascript:alert("\u03c3")'>\u03c3</a> |
| `τ`      | τ    | `τ` | greek small letter tau          | u+03C4 ISOgrk3 | \\03C4   | <a href='javascript:alert("\u03c4")'>\u03c4</a> |
| `υ`  | υ    | `υ` | greek small letter upsilon      | u+03C5 ISOgrk3 | \\03C5   | <a href='javascript:alert("\u03c5")'>\u03c5</a> |
| `φ`      | φ    | `φ` | greek small letter phi          | u+03C6 ISOgrk3 | \\03C6   | <a href='javascript:alert("\03c6")'>\03c6</a>  |
| `χ`      | χ    | `χ` | greek small letter chi          | u+03C7 ISOgrk3 | \\03C7   | <a href='javascript:alert("\u03c7")'>\u03c7</a> |
| `ψ`      | ψ    | `ψ` | greek small letter psi          | u+03C8 ISOgrk3 | \\03C8   | <a href='javascript:alert("\u03c8")'>\u03c8</a> |
| `ω`    | ω    | `ω` | greek small letter omega        | u+03C9 ISOgrk3 | \\03C9   | <a href='javascript:alert("\u03c9")'>\u03c9</a> |
| `ϑ` | ϑ    | `ϑ` | greek small letter theta symbol | u+03D1 NEW | \\03D1   | <a href='javascript:alert("\u03D1")'>\u03D1</a> |
| `ϒ`    | ϒ    | `ϒ` | greek upsilon with hook symbol  | u+03D2 NEW | \\03D2   | <a href='javascript:alert("\u03D2")'>\u03D2</a> |
| `ϖ`      | ϖ    | `ϖ` | greek pi symbol                 | u+03D6 ISOgrk3 | \\03D6   | <a href='javascript:alert("\u03D6")'>\u03D6</a> |
<!--rehype:className=show-header-->
### HTML Punctuation
| HTML           | Symbol | Numeric       | 描述                                       | Hex                   | CSS (ISO) | JS (Octal)          |
|----------------|--------|---------------|-------------------------------------------|-----------------------|-----------|---------------------|
| ` `   |      | ` ` | en space                                            | u+2002 ISOpub | \\2002   | <a href='javascript:alert("\u2002")'>\u2002</a> |
| ` `   |      | ` ` | em space                                            | u+2003 ISOpub | \\2003   | <a href='javascript:alert("\u2003")'>\u2003</a> |
| ` ` |      | ` ` | thin space                                          | u+2009 ISOpub | \\2009   | <a href='javascript:alert("\u2009")'>\u2009</a> |
| `‌`   |     | `‌` | zero width non-joiner                                | u+200C NEW RFC 2070 | \\200C   | <a href='javascript:alert("\u200C")'>\u200C</a> |
| `‍`    |     | `‍` | zero width joiner                                    | u+200D NEW RFC 2070 | \\200D   | <a href='javascript:alert("\u200d")'>\u200d</a> |
| `‎`    |     | `‎` | left-to-right mark                           | u+200E NEW RFC 2070 | \\200E   | <a href='javascript:alert("\u200e")'>\u200e</a> |
| `‏`    |     | `‏` | right-to-left mark                           | u+200F NEW RFC 2070 | \\200F   | <a href='javascript:alert("\u200f")'>\u200f</a> |
| `–`  | –    | `–` | en dash                                             | u+2013 ISOpub | \\2013   | <a href='javascript:alert("\u2013")'>\u2013</a> |
| `—`  | —    | `—` | em dash                                             | u+2014 ISOpub | \\2014   | <a href='javascript:alert("\u2014")'>\u2014</a> |
| `‘`  | ‘    | `‘` | left single quotation mark                          | u+2018 ISOnum | \\2018   | <a href='javascript:alert("\u2018")'>\u2018</a> |
| `’`  | ’    | `’` | right single quotation mark                         | u+2019 ISOnum | \\2019   | <a href='javascript:alert("\u2019")'>\u2019</a> |
| `‚`  | ‚    | `‚` | single low-9 quotation mark                         | u+201A NEW | \\201A   | <a href='javascript:alert("\u201a")'>\u201a</a> |
| `“`  | “    | `“` | left double quotation mark                          | u+201C ISOnum | \\201C   | <a href='javascript:alert("\u201c")'>\u201c</a> |
| `”`  | ”    | `”` | right double quotation mark                         | u+201D ISOnum | \\201D   | <a href='javascript:alert("\u201d")'>\u201d</a> |
| `„`  | „    | `„` | double low-9 quotation mark                         | u+201E NEW | \\201E   | <a href='javascript:alert("\u201e")'>\u201e</a> |
| `†` | †    | `†` | dagger                                              | u+2020 ISOpub | \\2020   | <a href='javascript:alert("\u2020")'>\u2020</a> |
| `‡` | ‡    | `‡` | double dagger                                       | u+2021 ISOpub | \\2021   | <a href='javascript:alert("\u2021")'>\u2021</a> |
| `‰` | ‰    | `‰` | per mille sign                                      | u+2030 ISOtech | \\2030   | <a href='javascript:alert("\u2030")'>\u2030</a> |
| `‹` | ‹    | `‹` | single left-pointing angle quotation mark           | u+2039 ISO proposed | \\2039   | <a href='javascript:alert("\u2039")'>\u2039</a> |
| `›` | ›    | `›` | single right-pointing angle quotation mark          | u+203A ISO proposed | \\203A   | <a href='javascript:alert("\u203a")'>\u203a</a> |
| `•`   | •    | `•` | bullet, aka. black small circle                     | u+2022 ISOpub | \\2022   | <a href='javascript:alert("\u2219")'>\u2219</a> |
| `…` | …    | `…` | horizontal ellipsis, aka three dot leader           | u+2026 ISOpub | \\2026   | <a href='javascript:alert("\u2026")'>\u2026</a> |
| `′`  | ′    | `′` | prime, aka minutes, aka feet                        | u+2032 ISOtech | \\2032   | <a href='javascript:alert("\u2032")'>\u2032</a> |
| `″`  | ″    | `″` | double prime, aka seconds, aka inches               | u+2033 ISOtech | \\2033   | <a href='javascript:alert("\u2033")'>\u2033</a> |
| `‾`  | ‾    | `‾` | overline, aka spacing overscore                     | u+203E NEW | \\203E   | <a href='javascript:alert("\u203e")'>\u203e</a> |
| `⁄`  | ⁄    | `⁄` | fraction slash                                      | u+2044 NEW | \\2044   | <a href='javascript:alert("\u8260")'>\u8260</a> |
<!--rehype:className=show-header-->
### HTML Letter-like Symbols
| HTML            | Symbol | Numeric       | 描述                                                        | Hex              | CSS (ISO) | JS (Octal)          |
|-----------------|--------|---------------|------------------------------------------------------------|------------------|-----------|---------------------|
| `℘`  | ℘    | `℘` | script capital P, aka power set, aka Weierstrass p | u+2118 ISOamso | \\2118   | <a href='javascript:alert("\u2118")'>\u2118</a> |
| `ℑ`   | ℑ    | `ℑ` | blackletter capital I, aka imaginary part             | u+2111 ISOamso | \\2111   | <a href='javascript:alert("\u2111")'>\u2111</a> |
| `ℜ`    | ℜ    | `ℜ` | blackletter capital R, aka real part symbol           | u+211C ISOamso | \\211C   | <a href='javascript:alert("\u211c")'>\u211c</a> |
| `™`   | ™    | `™` | trade mark sign                                          | u+2122 ISOnum | \\2122   | <a href='javascript:alert("\u2122")'>\u2122</a> |
| `ℵ` | ℵ    | `ℵ` | alef symbol                                              | u+2135 NEW | \\2135   | <a href='javascript:alert("\u")'>\u</a>     |
<!--rehype:className=show-header-->
### HTML Arrows
| HTML          | Symbol        | Numeric                         | 描述                                                             | Hex              | CSS (ISO)           | JS (Octal)          |
|---------------|---------------|---------------------------------|-----------------------------------------------------------------|------------------|---------------------|---------------------|
| `←`  | ←           | `←` | leftwards arrow                                               | u+2190 ISOnum | \\2190             | <a href='javascript:alert("\u2190")'>\u2190</a> |
| `↑`  | ↑           | `↑` | upwards arrow                                                 | u+2191 ISOnum | \\2191             | <a href='javascript:alert("\u2191")'>\u2191</a> |
| `→`  | →           | `→` | rightwards arrow                                              | u+2192 ISOnum | \\2192             | <a href='javascript:alert("\u2192")'>\u2192</a> |
| `↓`  | ↓           | `↓` | downwards arrow                                               | u+2193 ISOnum | \\2193             | <a href='javascript:alert("\u2193")'>\u2193</a> |
| `↔`  | ↔           | `↔` | left right arrow                                              | u+2194 ISOamsa | \\2194             | <a href='javascript:alert("\u2194")'>\u2194</a> |
| `↵` | ↵           | `↵` | downwards arrow with corner leftwards, aka carriage return | u+21B5 NEW | \\21B5             | <a href='javascript:alert("\u21b5")'>\u21b5</a> |
| `⇐`  | ⇐           | `⇐` | leftwards double arrow can be used for ‘is implied by’           | u+21D0 ISOtech | \\21D0             | <a href='javascript:alert("\u21d0")'>\u21d0</a> |
| `⇑`  | ⇑           | `⇑` | upwards double arrow                                          | u+21D1 ISOamsa | \\21D1             | <a href='javascript:alert("\u21d1")'>\u21d1</a> |
| `⇒`  | ⇒           | `⇒` | rightwards double arrow                                       | u+21D2 ISOtech | \\21D2             | <a href='javascript:alert("\u21d2")'>\u21d2</a> |
| `⇓`  | ⇓           | `⇓` | downwards double arrow                                        | u+21D3 ISOamsa | \\21D3             | <a href='javascript:alert("\ud1d3")'>\ud1d3</a> |
| `⇔`  | ⇔           | `⇔` | left right double arrow                                       | u+21D4 ISOamsa | \\21D4             | <a href='javascript:alert("\u21d4")'>\u21d4</a> |
|           |    ◄        | `◄` | black left pointing triangle  | U+25C0 | \\25C0          | <a href='javascript:alert("\u25c0")'>\u25c0</a> |
|           |    ►        | `►` | black right pointing triangle | u+25B6 | \\25b6          | <a href='javascript:alert("\u25b6")'>\u25b6</a> |
|           |    ▲        | `▲` | black up pointing triangle    | u+25B2 | \\25b2          | <a href='javascript:alert("\25b2")'>\25b2</a>  |
|           |    ▼        | `▼` | black down pointing triangle  | u+25BC | \\25bc          | <a href='javascript:alert("\25bc")'>\25bc</a>  |
<!--rehype:className=show-header-->
### HTML 数学运算符
| HTML           | Symbol | Numeric       | 描述                                           | Hex              | CSS (ISO) | JS (Octal)          |
|----------------|--------|---------------|-----------------------------------------------|------------------|-----------|---------------------|
| `∀` | ∀    | `∀` | for all                                     | u+2200 ISOtech | \\2200   | <a href='javascript:alert("\u2200")'>\u2200</a> |
| `∂`   | ∂    | `∂` | partial differential                        | u+2202 ISOtech | \\2202   | <a href='javascript:alert("\u2202")'>\u2202</a> |
| `∃`  | ∃    | `∃` | there exists                                | u+2203 ISOtech | \\2203   | <a href='javascript:alert("\u2203")'>\u2203</a> |
| `∅`  | ∅    | `∅` | empty set, aka null set, aka diameter | u+2205 ISOamso | \\2205   | <a href='javascript:alert("\u2205")'>\u2205</a> |
| `∇`  | ∇    | `∇` | nabla, aka bakad difference           | u+2207 ISOtech | \\2207   | <a href='javascript:alert("\u2207")'>\u2207</a> |
| `∈`   | ∈    | `∈` | element of                                  | u+2208 ISOtech | \\2208   | <a href='javascript:alert("\u2208")'>\u2208</a> |
| `∉`  | ∉    | `∉` | not an element of                           | u+2209 ISOtech | \\2209   | <a href='javascript:alert("\u2209")'>\u2209</a> |
| `∋`     | ∋    | `∋` | contains as member                          | u+220B ISOtech | \\220B   | <a href='javascript:alert("\u220b")'>\u220b</a> |
| `∏`   | ∏    | `∏` | n-ary product, aka product sign          | u+220F ISOamsb | \\220F   | <a href='javascript:alert("\u03a0")'>\u03a0</a> |
| `∑`    | ∑    | `∑` | n-ary sumation                              | u+2211 ISOamsb | \\2211   | <a href='javascript:alert("\u03a3")'>\u03a3</a> |
| `−`  | −    | `−` | minus sign                                  | u+2212 ISOtech | \\2212   | <a href='javascript:alert("\u2212")'>\u2212</a> |
| `∗` | ∗    | `∗` | asterisk operator                           | u+2217 ISOtech | \\2217   | <a href='javascript:alert("\u2217")'>\u2217</a> |
| `√`  | √    | `√` | square root, aka radical sign            | u+221A ISOtech | \\221A   | <a href='javascript:alert("\u221a")'>\u221a</a> |
| `∝`   | ∝    | `∝` | proportional to                             | u+221D ISOtech | \\221D   | <a href='javascript:alert("\u221d")'>\u221d</a> |
| `∞`  | ∞    | `∞` | infinity                                    | u+221E ISOtech | \\221E   | <a href='javascript:alert("\u221e")'>\u221e</a> |
| `∠`    | ∠    | `∠` | angle                                       | u+2220 ISOamso | \\2220   | <a href='javascript:alert("\u2220")'>\u2220</a> |
| `∧`    | ⊥    | `⊥` | logical and, aka wedge                   | u+2227 ISOtech | \\2227   | <a href='javascript:alert("\u2227")'>\u2227</a> |
| `∨`     | ⊦    | `⊦`  | logical or, aka vee                      | u+2228 ISOtech | \\2228   | <a href='javascript:alert("\u2228")'>\u2228</a> |
| `∩`    | ∩    | `∩` | intersection, aka cap                    | u+2229 ISOtech | \\2229   | <a href='javascript:alert("\u2229")'>\u2229</a> |
| `∪`    | ∪    | `∪` | union, aka cup                           | u+222A ISOtech | \\222A   | <a href='javascript:alert("\u222a")'>\u222a</a> |
| `∫`    | ∫    | `∫` | integral                                    | u+222B ISOtech | \\222B   | <a href='javascript:alert("\u222b")'>\u222b</a> |
| `∴` | ∴    | `∴` | therefore                                   | u+2234 ISOtech | \\2234   | <a href='javascript:alert("\u2234")'>\u2234</a> |
| `∼`    | ∼    | `∼` | tilde                                       | u+223C ISOtech | \\223C   | <a href='javascript:alert("\u223c")'>\u223c</a> |
| `≅`   | ≅    | `≅` | approximately equal to                      | u+2245 ISOtech | \\2245   | <a href='javascript:alert("\u2245")'>\u2245</a> |
| `≈`  | ≈    | `≈` | almost equal to, aka asymptotic to       | u+2248 ISOamsr | \\2248   | <a href='javascript:alert("\u2248")'>\u2248</a> |
| `≠`     | ≠    | `≠` | not equal to                                | u+2260 ISOtech | \\2260   | <a href='javascript:alert("\u2260")'>\u2260</a> |
| `≡`  | ≡    | `≡` | identical to                                | u+2261 ISOtech | \\2261   | <a href='javascript:alert("\u2261")'>\u2261</a> |
| `≤`     | ≤    | `≤` | less-than or equal to                       | u+2264 ISOtech | \\2264   | <a href='javascript:alert("\u2264")'>\u2264</a> |
| `≥`     | ≥    | `≥` | greater-than or equal to                    | u+2265 ISOtech | \\2265   | <a href='javascript:alert("\u2265")'>\u2265</a> |
| `⊂`    | ⊂    | `⊂` | subset of                                   | u+2282 ISOtech | \\2282   | <a href='javascript:alert("\u2282")'>\u2282</a> |
| `⊃`    | ⊃    | `⊃` | superset of                                 | u+2283 ISOtech | \\2283   | <a href='javascript:alert("\u2283")'>\u2283</a> |
| `⊄`   | ⊄    | `⊄` | not a subset of                             | u+2284 ISOamsn | \\2284   | <a href='javascript:alert("\u2284")'>\u2284</a> |
| `⊆`   | ⊆    | `⊆` | subset of or equal to                       | u+2286 ISOtech | \\2286   | <a href='javascript:alert("\u2286")'>\u2286</a> |
| `⊇`   | ⊇    | `⊇` | superset of or equal to                     | u+2287 ISOtech | \\2287   | <a href='javascript:alert("\u2287")'>\u2287</a> |
| `⊕`  | ⊕    | `⊕` | circled plus, aka direct sum             | u+2295 ISOamsb | \\2295   | <a href='javascript:alert("\u2295")'>\u2295</a> |
| `⊗` | ⊗    | `⊗` | circled times, aka vector product        | u+2297 ISOamsb | \\2297   | <a href='javascript:alert("\u2297")'>\u2297</a> |
| `⊥`   | ⊥    | `⊥` | up tack                                     | u+22A5 ISOtech | \\22A5   | <a href='javascript:alert("\u22a5")'>\u22a5</a> |
| `⋅`   | ⋅    | `⋅` | dot operator                                | u+22C5 ISOamsb | \\22C5   | <a href='javascript:alert("\u22c5")'>\u22c5</a> |
<!--rehype:className=show-header-->
### HTML 技术
| HTML           | Symbol | Numeric       | 描述                                | Hex              | CSS (ISO) | JS (Octal)          |
|----------------|--------|---------------|------------------------------------|------------------|-----------|---------------------|
| `⌈`  | ⌈    | `⌈` | left ceiling, aka apl upstile | u+2308 ISOamsc | \\2308   | <a href='javascript:alert("\u2308")'>\u2308</a> |
| `⌉`  | ⌉    | `⌉` | right ceiling                    | u+2309 ISOamsc | \\2309   | <a href='javascript:alert("\u2309")'>\u2309</a> |
| `⌊` | ⌊    | `⌊` | left floor, aka apl downstile | u+230A ISOamsc | \\230A   | <a href='javascript:alert("\u230a")'>\u230a</a> |
| `⌋` | ⌋    | `⌋` | right floor                      | u+230B ISOamsc | \\230B   | <a href='javascript:alert("\u230b")'>\u230b</a> |
| `⟨`   | 〈    | `〈` | left-pointing angle bracket      | u+2329 ISOtech | \\2329   | <a href='javascript:alert("\u2329")'>\u2329</a> |
| `⟩`   | 〉    | `〉` | right-pointing angle bracket     | u+232A ISOtech | \\232A   | <a href='javascript:alert("\u232a")'>\u232a</a> |
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### HTML 杂项
| HTML           | Symbol | Numeric       | 描述                                  | Hex             | CSS (ISO) | JS (Octal)          |
|----------------|--------|---------------|--------------------------------------|-----------------|-----------|---------------------|
| `◊`    | ◊    | `◊` |  菱形 | u+25CA ISOpub | \\25CA   | <a href='javascript:alert("\u25ca")'>\u25ca</a> |
| `♠` | ♠    | `♠` |  黑桃  | u+2660 ISOpub | \\2660   | <a href='javascript:alert("\u2660")'>\u2660</a> |
| `♣`  | ♣    | `♣` |  梅花   | u+2663 ISOpub | \\2663   | <a href='javascript:alert("\u2663")'>\u2663</a> |
| `♥` | ♥    | `♥` |  黑心套装,又名情人节  | u+2665 ISOpub | \\2665   | <a href='javascript:alert("\u2665")'>\u2665</a> |
| `♦`  | ♦    | `♦` |  方块  | u+2666 ISOpub | \\2666   | <a href='javascript:alert("\u2666")'>\u2666</a> |
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另见
---
- [HTML 字符集实体](https://jaywcjlove.github.io/html-tutorial/reference/charactersets_entities.html)