HTML5 实体名称（按字母排序）- A
旧版浏览器可能不支持下表中的所有 HTML5 实体。
Chrome 和 Opera 浏览器支持良好，IE 11+ 和 Firefox 35+ 浏览器支持所有实体。
| 字符 | 实体名称 | 十六进制 | 十进制 |
|---|---|---|---|
| Á | Aacute | 000C1 | 193 |
| á | aacute | 000E1 | 225 |
| Ă | Abreve | 00102 | 258 |
| ă | abreve | 00103 | 259 |
| ∾ | ac | 0223E | 8766 |
| ∿ | acd | 0223F | 8767 |
| ∾̳ | acE | 0223E + 00333 | |
| Â | Acirc | 000C2 | 194 |
| â | acirc | 000E2 | 226 |
| ´ | acute | 000B4 | 180 |
| А | Acy | 00410 | 1040 |
| а | acy | 00430 | 1072 |
| Æ | AElig | 000C6 | 198 |
| æ | aelig | 000E6 | 230 |
| | af | 02061 | 8289 |
| 𝔄 | Afr | 1D504 | 120068 |
| 𝔞 | afr | 1D51E | 120094 |
| À | Agrave | 000C0 | 192 |
| à | agrave | 000E0 | 224 |
| ℵ | alefsym | 02135 | 8501 |
| ℵ | aleph | 02135 | 8501 |
| Α | Alpha | 00391 | 913 |
| α | alpha | 003B1 | 945 |
| Ā | Amacr | 00100 | 256 |
| ā | amacr | 00101 | 257 |
| ⨿ | amalg | 02A3F | 10815 |
| & | amp | 00026 | 38 |
| ⩓ | And | 02A53 | 10835 |
| ∧ | and | 02227 | 8743 |
| ⩕ | andand | 02A55 | 10837 |
| ⩜ | andd | 02A5C | 10844 |
| ⩘ | andslope | 02A58 | 10840 |
| ⩚ | andv | 02A5A | 10842 |
| ∠ | ang | 02220 | 8736 |
| ⦤ | ange | 029A4 | 10660 |
| ∠ | angle | 02220 | 8736 |
| ∡ | angmsd | 02221 | 8737 |
| ⦨ | angmsdaa | 029A8 | 10664 |
| ⦩ | angmsdab | 029A9 | 10665 |
| ⦪ | angmsdac | 029AA | 10666 |
| ⦫ | angmsdad | 029AB | 10667 |
| ⦬ | angmsdae | 029AC | 10668 |
| ⦭ | angmsdaf | 029AD | 10669 |
| ⦮ | angmsdag | 029AE | 10670 |
| ⦯ | angmsdah | 029AF | 10671 |
| ∟ | angrt | 0221F | 8735 |
| ⊾ | angrtvb | 022BE | 8894 |
| ⦝ | angrtvbd | 0299D | 10653 |
| ∢ | angsph | 02222 | 8738 |
| Å | angst | 000C5 | 197 |
| ⍼ | angzarr | 0237C | 9084 |
| Ą | Aogon | 00104 | 260 |
| ą | aogon | 00105 | 261 |
| 𝔸 | Aopf | 1D538 | 120120 |
| 𝕒 | aopf | 1D552 | 120146 |
| ≈ | ap | 02248 | 8776 |
| ⩯ | apacir | 02A6F | 10863 |
| ⩰ | apE | 02A70 | 10864 |
| ≊ | ape | 0224A | 8778 |
| ≋ | apid | 0224B | 8779 |
| ' | apos | 00027 | 39 |
| | ApplyFunction | 02061 | 8289 |
| ≈ | approx | 02248 | 8776 |
| ≊ | approxeq | 0224A | 8778 |
| Å | Aring | 000C5 | 197 |
| å | aring | 000E5 | 229 |
| 𝒜 | Ascr | 1D49C | 119964 |
| 𝒶 | ascr | 1D4B6 | 119990 |
| ≔ | Assign | 02254 | 8788 |
| * | ast | 0002A | 42 |
| ≈ | asymp | 02248 | 8776 |
| ≍ | asympeq | 0224D | 8781 |
| Ã | Atilde | 000C3 | 195 |
| ã | atilde | 000E3 | 227 |
| Ä | Auml | 000C4 | 196 |
| ä | auml | 000E4 | 228 |
| ∳ | awconint | 02233 | 8755 |
| ⨑ | awint | 02A11 | 10769 |
