HTML and XHTML uses standard 7-BIT ASCII when transmitting data over the Web.
HTML与XHTML都是使用标准的7-位 ASCII码来进行页面间数据的传输的
7-BIT ASCII represents 128 different character values (0-127).
7-位ASCII码代表了128个不同的字符值(0-127)
7-BIT Printable ASCII Characters
可打印的7-BIT ASCII字符
| 结果 | 描述 | 实体数 |
|---|---|---|
| space 间隙 |   | |
| ! | exclamation mark 感叹号 | ! |
| " | quotation mark 双引号 | " |
| # | number sign 井号 | # |
| $ | dollar sign 美圆符 | $ |
| % | percent sign 百分符 | % |
| & | ampersand | & |
| ' | apostrophe 单引 | ' |
| ( | left parenthesis | ( |
| ) | right parenthesis | ) |
| * | asterisk | * |
| + | plus sign | + |
| , | comma | , |
| - | hyphen | - |
| . | period | . |
| / | slash | / |
| 0 | digit 0 | 0 |
| 1 | digit 1 | 1 |
| 2 | digit 2 | 2 |
| 3 | digit 3 | 3 |
| 4 | digit 4 | 4 |
| 5 | digit 5 | 5 |
| 6 | digit 6 | 6 |
| 7 | digit 7 | 7 |
| 8 | digit 8 | 8 |
| 9 | digit 9 | 9 |
| : | colon | : |
| ; | semicolon | ; |
| < | less-than | < |
| = | equals-to | = |
| > | greater-than | > |
| ? | question mark | ? |
| @ | at sign | @ |
| A | uppercase A | A |
| B | uppercase B | B |
| C | uppercase C | C |
| D | uppercase D | D |
| E | uppercase E | E |
| F | uppercase F | F |
| G | uppercase G | G |
| H | uppercase H | H |
| I | uppercase I | I |
| J | uppercase J | J |
| K | uppercase K | K |
| L | uppercase L | L |
| M | uppercase M | M |
| N | uppercase N | N |
| O | uppercase O | O |
| P | uppercase P | P |
| Q | uppercase Q | Q |
| R | uppercase R | R |
| S | uppercase S | S |
| T | uppercase T | T |
| U | uppercase U | U |
| V | uppercase V | V |
| W | uppercase W | W |
| X | uppercase X | X |
| Y | uppercase Y | Y |
| Z | uppercase Z | Z |
| [ | left square bracket | [ |
| / | backslash | \ |
| ] | right square bracket | ] |
| ^ | caret | ^ |
| _ | underscore | _ |
| ` | grave accent | ` |
| a | lowercase a | a |
| b | lowercase b | b |
| c | lowercase c | c |
| d | lowercase d | d |
| e | lowercase e | e |
| f | lowercase f | f |
| g | lowercase g | g |
| h | lowercase h | h |
| i | lowercase i | i |
| j | lowercase j | j |
| k | lowercase k | k |
| l | lowercase l | l |
| m | lowercase m | m |
| n | lowercase n | n |
| o | lowercase o | o |
| p | lowercase p | p |
| q | lowercase q | q |
| r | lowercase r | r |
| s | lowercase s | s |
| t | lowercase t | t |
| u | lowercase u | u |
| v | lowercase v | v |
| w | lowercase w | w |
| x | lowercase x | x |
| y | lowercase y | y |
| z | lowercase z | z |
| { | left curly brace | { |
| | | vertical bar | | |
| } | right curly brace | } |
| ~ | tilde | ~ |
7-BIT ASCII Device Control Characters
7位ASCII设备控制字符
ASCII device control characters were originally designed to control hardware devices like printers and tape drives. These characters have nothing to do inside any HTML document.
ASCII设备控制字符最初是用于控制硬件设备的，如：打印机、录音设备。这个字符不属于HTML文档。
| 结果 | 描述 | 实体数 |
|---|---|---|
| NUL | null character | � |
| SOH | start of header |  |
| STX | start of text |  |
| ETX | end of text |  |
| EOT | end of transmission |  |
| ENQ | enquiry |  |
| ACK | acknowledge |  |
| BEL | bell (ring) |  |
| BS | backspace |  |
| HT | horizontal tab | 	 |
| LF | line feed | |
| VT | vertical tab |  |
| FF | form feed |  |
| CR | carriage return | |
| SO | shift out |  |
| SI | shift in |  |
| DLE | data link escape |  |
| DC1 | device control 1 |  |
| DC2 | device control 2 |  |
| DC3 | device control 3 |  |
| DC4 | device control 4 |  |
| NAK | negative acknowledge |  |
| SYN | synchronize |  |
| ETB | end transmission block |  |
| CAN | cancel |  |
| EM | end of medium |  |
| SUB | substitute |  |
| ESC | escape |  |
| FS | file separator |  |
| GS | group separator |  |
| RS | record separator |  |
| US | unit separator |  |
| DEL | delete (rubout) |  |
HTML 4.01 supports the ISO 8859-1 (Latin-1) character set.
HTML 4.01支持ISO 8859-1（Latin-1）字符属性。
The lower part of ISO-8859-1 (codes from 0-127) is the original 7-BIT ASCII standard. Most of these characters can be used without a character reference.
ISO-8859-1低位数字代码部分（从0-127）属于原始的7位ASCII码标准。其中的大部分字符无需用到字符参数。
The higher part of ISO-8859-1 (codes from 160-255) can all be used using character entity names.
ISO-8859-1高位数字代码部分（从160-255）可以与实体名称一起使用。
Note that the entity names are case sensitive.
注意：实体名称是区分字母大小写的。
ASCII Entities with new Entity Names
ASCII新实体名称实体
| 结果 | 描述 | 实体名 | 实体数 |
|---|---|---|---|
| " | quotation mark | " | " |
| ' | apostrophe | ' (does not work in IE) | ' |
| & | ampersand | & | & |
| < | less-than | < | < |
| > | greater-than | > | > |
ISO 8859-1 Symbol Entities
ISO 8859-1 符号实体
| 结果 | 描述 | 实体名 | 实体数 |
|---|---|---|---|
| non-breaking space | |   | |
| ¡ | inverted exclamation mark | ¡ | ¡ |
| ¤ | currency | ¤ | ¤ |
| ¢ | cent | ¢ | ¢ |
| £ | pound | £ | £ |
| ¥ | yen | ¥ | ¥ |
| ¦ | broken vertical bar | ¦ | ¦ |
| § | section | § | § |
| ¨ | spacing diaeresis | ¨ | ¨ |
| © | copyright | © | © |
| ª | feminine ordinal indicator | ª | ª |
| « | angle quotation mark (left) | « | « |
| ¬ | negation | ¬ | ¬ |
| | soft hyphen | ­ | ­ |
| ® | registered trademark | ® | ® |
| ™ | trademark | ™ | ™ |
| ¯ | spacing macron | ¯ | ¯ |
| ° | degree | ° | ° |
| ± | plus-or-minus | ± | ± |
| ² | superscript 2 | ² | ² |
| ³ | superscript 3 | ³ | ³ |
| ´ | spacing acute | ´ | ´ |
| µ | micro | µ | µ |
| ¶ | paragraph | ¶ | ¶ |
| · | middle dot | · | · |
| ¸ | spacing cedilla | ¸ | ¸ |
| ¹ | superscript 1 | ¹ | ¹ |
| º | masculine ordinal indicator | º | º |
| » | angle quotation mark (right) | » | » |
| ¼ | fraction 1/4 | ¼ | ¼ |
| ½ | fraction 1/2 | ½ | ½ |
| ¾ | fraction 3/4 | ¾ | ¾ |
| ¿ | inverted question mark | ¿ | ¿ |
| × | multiplication | × | × |
| ÷ | division | ÷ | ÷ |
ISO 8859-1 Character Entities
ISO 8859-1字符实体
| 结果 | 描述 | 实体名 | 实体数 |
|---|---|---|---|
| À | capital a, grave accent | À | À |
| Á | capital a, acute accent | Á | Á |
| Â | capital a, circumflex accent | Â | Â |
| Ã | capital a, tilde | Ã | Ã |
| Ä | capital a, umlaut mark | Ä | Ä |
| Å | capital a, ring | Å | Å |
| Æ | capital ae | Æ | Æ |
| Ç | capital c, cedilla | Ç | Ç |
| È | capital e, grave accent | È | È |
| É | capital e, acute accent | É | É |
| Ê | capital e, circumflex accent | Ê | Ê |
| Ë | capital e, umlaut mark | Ë | Ë |
| Ì | capital i, grave accent | Ì | Ì |
| Í | capital i, acute accent | Í | Í |
| Î | capital i, circumflex accent | Î | Î |
| Ï | capital i, umlaut mark | Ï | Ï |
| Ð | capital eth, Icelandic | Ð | Ð |
| Ñ | capital n, tilde | Ñ | Ñ |
| Ò | capital o, grave accent | Ò | Ò |
| Ó | capital o, acute accent | Ó | Ó |
| Ô | capital o, circumflex accent | Ô | Ô |
| Õ | capital o, tilde | Õ | Õ |
| Ö | capital o, umlaut mark | Ö | Ö |
| Ø | capital o, slash | Ø | Ø |
| Ù | capital u, grave accent | Ù | Ù |
| Ú | capital u, acute accent | Ú | Ú |
| Û | capital u, circumflex accent | Û | Û |
| Ü | capital u, umlaut mark | Ü | Ü |
| Ý | capital y, acute accent | Ý | Ý |
| Þ | capital THORN, Icelandic | Þ | Þ |
| ß | small sharp s, German | ß | ß |
| à | small a, grave accent | à | à |
| á | small a, acute accent | á | á |
| â | small a, circumflex accent | â | â |
| ã | small a, tilde | ã | ã |
| ä | small a, umlaut mark | ä | ä |
| å | small a, ring | å | å |
| æ | small ae | æ | æ |
| ç | small c, cedilla | ç | ç |
| è | small e, grave accent | è | è |
| é | small e, acute accent | é | é |
| ê | small e, circumflex accent | ê | ê |
| ë | small e, umlaut mark | ë | ë |
| ì | small i, grave accent | ì | ì |
| í | small i, acute accent | í | í |
| î | small i, circumflex accent | î | î |
| ï | small i, umlaut mark | ï | ï |
| ð | small eth, Icelandic | ð | ð |
| ñ | small n, tilde | ñ | ñ |
| ò | small o, grave accent | ò | ò |
| ó | small o, acute accent | ó | ó |
| ô | small o, circumflex accent | ô | ô |
| õ | small o, tilde | õ | õ |
| ö | small o, umlaut mark | ö | ö |
| ø | small o, slash | ø | ø |
| ù | small u, grave accent | ù | ù |
| ú | small u, acute accent | ú | ú |
| û | small u, circumflex accent | û | û |
| ü | small u, umlaut mark | ü | ü |
| ý | small y, acute accent | ý | ý |
| þ | small thorn, Icelandic | þ | þ |
| ÿ | small y, umlaut mark | ÿ | ÿ |
Some Other Entities supported by HTML
HTML支持的其它实体
| 结果 | 描述 | 实体名 | 实体数 |
|---|---|---|---|
| Π| capital ligature OE | Π| Π|
| œ | small ligature oe | œ | œ |
| Š | capital S with caron | Š | Š |
| š | small S with caron | š | š |
| Ÿ | capital Y with diaeres | Ÿ | Ÿ |
| ˆ | modifier letter circumflex accent | ˆ | ˆ |
| ˜ | small tilde | ˜ | ˜ |
| en space |   |   | |
| em space |   |   | |
| thin space |   |   | |
| | zero width non-joiner | ‌ | ‌ |
| | zero width joiner | ‍ | ‍ |
| | left-to-right mark | ‎ | ‎ |
| | right-to-left mark | ‏ | ‏ |
| – | en dash | – | – |
| — | em dash | — | — |
| ‘ | left single quotation mark | ‘ | ‘ |
| ’ | right single quotation mark | ’ | ’ |
| ‚ | single low-9 quotation mark | ‚ | ‚ |
| “ | left double quotation mark | “ | “ |
| ” | right double quotation mark | ” | ” |
| „ | double low-9 quotation mark | „ | „ |
| † | dagger | † | † |
| ‡ | double dagger | ‡ | ‡ |
| … | horizontal ellipsis | … | … |
| ‰ | per mille | ‰ | ‰ |
| ‹ | single left-pointing angle quotation | ‹ | ‹ |
| › | single right-pointing angle quotation | › | › |
| € | euro | € | € |
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