Programming Links
| Dec | Hex | ASCII | EBCDIC | ||
|---|---|---|---|---|---|
| 0 | 00 | NUL | Null | NUL | Null |
| 1 | 01 | SOH | Start of Heading (CC) | SOH | Start of Heading |
| 2 | 02 | STX | Start of Text (CC) | STX | Start of Text |
| 3 | 03 | ETX | End of Text (CC) | ETX | End of Text |
| 4 | 04 | EOT | End of Transmission (CC) | PF | Punch Off |
| 5 | 05 | ENQ | Enquiry (CC) | HT | Horizontal Tab |
| 6 | 06 | ACK | Acknowledge (CC) | LC | Lower Case |
| 7 | 07 | BEL | Bell | DEL | Delete |
| 8 | 08 | BS | Backspace (FE) | ||
| 9 | 09 | HT | Horizontal Tabulation (FE) | ||
| 10 | 0A | LF | Line Feed (FE) | SMM | Start of Manual Message |
| 11 | 0B | VT | Vertical Tabulation (FE) | VT | Vertical Tab |
| 12 | 0C | FF | Form Feed (FE) | FF | Form Feed |
| 13 | 0D | CR | Carriage Return (FE) | CR | Carriage Return |
| 14 | 0E | SO | Shift Out | SO | Shift Out |
| 15 | 0F | SI | Shift In | SI | Shift In |
| 16 | 10 | DLE | Data Link Escape (CC) | DLE | Data Link Escape |
| 17 | 11 | DC1 | Device Control 1 | DC1 | Device Control 1 |
| 18 | 12 | DC2 | Device Control 2 | DC2 | Device Control 2 |
| 19 | 13 | DC3 | Device Control 3 | TM | Tape Mark |
| 20 | 14 | DC4 | Device Control 4 | RES | Restore |
| 21 | 15 | NAK | Negative Acknowledge (CC) | NL | New Line |
| 22 | 16 | SYN | Synchronous Idle (CC) | BS | Backspace |
| 23 | 17 | ETB | End of Transmission Block (CC) | IL | Idle |
| 24 | 18 | CAN | Cancel | CAN | Cancel |
| 25 | 19 | EM | End of Medium | EM | End of Medium |
| 26 | 1A | SUB | Substitute | CC | Cursor Control |
| 27 | 1B | ESC | Escape | CU1 | Customer Use 1 |
| 28 | 1C | FS | File Separator (IS) | IFS | Interchange File Separator |
| 29 | 1D | GS | Group Separator (IS) | IGS | Interchange Group Separator |
| 30 | 1E | RS | Record Separator (IS) | IRS | Interchange Record Separator |
| 31 | 1F | US | Unit Separator (IS) | IUS | Interchange Unit Separator |
| 32 | 20 | SP | Space | DS | Digit Select |
| 33 | 21 | ! | Exclamation Point | SOS | Start of Significance |
| 34 | 22 | " | Quotation Mark | FS | Field Separator |
| 35 | 23 | # | Number Sign, Octothorpe, "pound" | ||
| 36 | 24 | $ | Dollar Sign | BYP | Bypass |
| 37 | 25 | % | Percent | LF | Line Feed |
| 38 | 26 | & | Ampersand | ETB | End of Transmission Block |
| 39 | 27 | ' | Apostrophe, Prime | ESC | Escape |
| 40 | 28 | ( | Left Parenthesis | ||
| 41 | 29 | ) | Right Parenthesis | ||
| 42 | 2A | * | Asterisk, "star" | SM | Set Mode |
| 43 | 2B | + | Plus Sign | CU2 | Customer Use 2 |
| 44 | 2C | , | Comma | ||
| 45 | 2D | - | Hyphen, Minus Sign | ENQ | Enquiry |
| 46 | 2E | . | Period, Decimal Point, "dot" | ACK | Acknowledge |
| 47 | 2F | / | Slash, Virgule | BEL | Bell |
| 48 | 30 | 0 | 0 | ||
| 49 | 31 | 1 | 1 | ||
| 50 | 32 | 2 | 2 | SYN | Synchronous Idle |
| 51 | 33 | 3 | 3 | ||
| 52 | 34 | 4 | 4 | PN | Punch On |
| 53 | 35 | 5 | 5 | RS | Reader Stop |
| 54 | 36 | 6 | 6 | UC | Upper Case |
| 55 | 37 | 7 | 7 | EOT | End of Transmission |
| 56 | 38 | 8 | 8 | ||
| 57 | 39 | 9 | 9 | ||
| 58 | 3A | : | Colon | ||
| 59 | 3B | ; | Semicolon | CU3 | Customer Use 3 |
| 60 | 3C | < | Less-than Sign | DC4 | Device Control 4 |
| 61 | 3D | = | Equal Sign | NAK | Negative Acknowledge |
| 62 | 3E | > | Greater-than Sign | ||
| 63 | 3F | ? | Question Mark | SUB | Substitute |
| 64 | 40 | @ | At Sign | SP | Space |
| 65 | 41 | A | A | ||
| 66 | 42 | B | B | ||
| 67 | 43 | C | C | ||
| 68 | 44 | D | D | ||
| 69 | 45 | E | E | ||
| 70 | 46 | F | F | ||
| 71 | 47 | G | G | ||
| 72 | 48 | H | H | ||
| 73 | 49 | I | I | ||
| 74 | 4A | J | J | ¢ | Cent Sign |
| 75 | 4B | K | K | . | Period, Decimal Point, "dot" |
| 76 | 4C | L | L | < | Less-than Sign |
| 77 | 4D | M | M | ( | Left Parenthesis |
| 78 | 4E | N | N | + | Plus Sign |
| 79 | 4F | O | O | | | Logical OR |
| 80 | 50 | P | P | & | Ampersand |
| 81 | 51 | Q | Q | ||
| 82 | 52 | R | R | ||
| 83 | 53 | S | S | ||
| 84 | 54 | T | T | ||
| 85 | 55 | U | U | ||
| 86 | 56 | V | V | ||
| 87 | 57 | W | W | ||
| 88 | 58 | X | X | ||
| 89 | 59 | Y | Y | ||
| 90 | 5A | Z | Z | ! | Exclamation Point |
| 91 | 5B | [ | Opening Bracket | $ | Dollar Sign |
| 92 | 5C | \ | Reverse Slant | * | Asterisk, "star" |
| 93 | 5D | ] | Closing Bracket | ) | Right Parenthesis |
| 94 | 5E | ^ | Circumflex, Caret | ; | Semicolon |
| 95 | 5F | _ | Underline, Underscore | ¬ | Logical NOT |
| 96 | 60 | ` | Grave Accent | - | Hyphen, Minus Sign |
| 97 | 61 | a | a | / | Slash, Virgule |
| 98 | 62 | b | b | ||
| 99 | 63 | c | c | ||
| 100 | 64 | d | d | ||
| 101 | 65 | e | e | ||
| 102 | 66 | f | f | ||
| 103 | 67 | g | g | ||
| 104 | 68 | h | h | ||
| 105 | 69 | i | i | ||
| 106 | 6A | j | j | ||
| 107 | 6B | k | k | , | Comma |
| 108 | 6C | l | l | % | Percent |
| 109 | 6D | m | m | _ | Underline, Underscore |
| 110 | 6E | n | n | > | Greater-than Sign |
| 111 | 6F | o | o | ? | Question Mark |
| 112 | 70 | p | p | ||
| 113 | 71 | q | q | ||
| 114 | 72 | r | r | ||
| 115 | 73 | s | s | ||
| 116 | 74 | t | t | ||
| 117 | 75 | u | u | ||
| 118 | 76 | v | v | ||
| 119 | 77 | w | w | ||
| 120 | 78 | x | x | ||
| 121 | 79 | y | y | ||
| 122 | 7A | z | z | : | Colon |
| 123 | 7B | { | Opening Brace | # | Number Sign, Octothorp, "pound" |
| 124 | 7C | | | Vertical Line | @ | At Sign |
| 125 | 7D | } | Closing Brace | ' | Apostrophe, Prime |
| 126 | 7E | ~ | Tilde | = | Equal Sign |
| 127 | 7F | DEL | Delete | " | Quotation Mark |
| 128 | 80 | Reserved | |||
| 129 | 81 | Reserved | a | a | |
| 130 | 82 | Reserved | b | b | |
| 131 | 83 | Reserved | c | c | |
| 132 | 84 | IND | Index (FE) | d | d |
| 133 | 85 | NEL | Next Line (FE) | e | e |
| 134 | 86 | SSA | Start of Selected Area | f | f |
| 135 | 87 | ESA | End of Selected Area | g | g |
| 136 | 88 | HTS | Horizontal Tabulation Set (FE) | h | h |
| 137 | 89 | HTJ | Horizontal Tabulation with Justification (FE) | i | i |
| 138 | 8A | VTS | Vertical Tabulation Set (FE) | ||
| 139 | 8B | PLD | Partial Line Down (FE) | ||
| 140 | 8C | PLU | Partial Line Up (FE) | ||
| 141 | 8D | RI | Reverse Index (FE) | ||
| 142 | 8E | SS2 | Single Shift Two (1) | ||
| 143 | 8F | SS3 | Single Shift Three (1) | ||
| 144 | 90 | DCS | Device Control String (2) | ||
| 145 | 91 | PU1 | Private Use One | j | j |
| 146 | 92 | PU2 | Private Use Two | k | k |
| 147 | 93 | STS | Set Transmit State | l | l |
| 148 | 94 | CCH | Cancel Character | m | m |
| 149 | 95 | MW | Message Waiting | n | n |
| 150 | 96 | SPA | Start of Protected Area | o | o |
| 151 | 97 | EPA | End of Protected Area | p | p |
| 152 | 98 | Reserved | q | q | |
| 153 | 99 | Reserved | r | r | |
| 154 | 9A | Reserved | |||
| 155 | 9B | CSI | Control Sequence Introducer (1) | ||
| 156 | 9C | ST | String Terminator (2) | ||
| 157 | 9D | OSC | Operating System Command (2) | ||
| 158 | 9E | PM | Privacy Message (2) | ||
| 159 | 9F | APC | Application Program Command (2) | ||
| 160 | A0 | ||||
| 161 | A1 | ||||
| 162 | A2 | s | s | ||
| 163 | A3 | t | t | ||
| 164 | A4 | u | u | ||
| 165 | A5 | v | v | ||
| 166 | A6 | w | w | ||
| 167 | A7 | x | x | ||
| 168 | A8 | y | y | ||
| 169 | A9 | z | z | ||
| 170 | AA | ||||
| 171 | AB | ||||
| 172 | AC | ||||
| 173 | AD | ||||
| 174 | AE | ||||
| 175 | AF | ||||
| 176 | B0 | ||||
| 177 | B1 | ||||
| 178 | B2 | ||||
| 179 | B3 | ||||
| 180 | B4 | ||||
| 181 | B5 | ||||
| 182 | B6 | ||||
| 183 | B7 | ||||
| 184 | B8 | ||||
| 185 | B9 | ` | Grave Accent | ||
| 186 | BA | ||||
| 187 | BB | ||||
| 188 | BC | ||||
| 189 | BD | ||||
| 190 | BE | ||||
| 191 | BF | ||||
| 192 | C0 | ||||
| 193 | C1 | A | A | ||
| 194 | C2 | B | B | ||
| 195 | C3 | C | C | ||
| 196 | C4 | D | D | ||
| 197 | C5 | E | E | ||
| 198 | C6 | F | F | ||
| 199 | C7 | G | G | ||
| 200 | C8 | H | H | ||
| 201 | C9 | I | I | ||
| 202 | CA | ||||
| 203 | CB | ||||
| 204 | CC | ||||
| 205 | CD | ||||
| 206 | CE | ||||
| 207 | CF | ||||
| 208 | D0 | ||||
| 209 | D1 | J | J | ||
| 210 | D2 | K | K | ||
| 211 | D3 | L | L | ||
| 212 | D4 | M | M | ||
| 213 | D5 | N | N | ||
| 214 | D6 | O | O | ||
| 215 | D7 | P | P | ||
| 216 | D8 | Q | Q | ||
| 217 | D9 | R | R | ||
| 218 | DA | ||||
| 219 | DB | ||||
| 220 | DC | ||||
| 221 | DD | ||||
| 222 | DE | ||||
| 223 | DF | ||||
| 224 | E0 | ||||
| 225 | E1 | ||||
| 226 | E2 | S | S | ||
| 227 | E3 | T | T | ||
| 228 | E4 | U | U | ||
| 229 | E5 | V | V | ||
| 230 | E6 | W | W | ||
| 231 | E7 | X | X | ||
| 232 | E8 | Y | Y | ||
| 233 | E9 | Z | Z | ||
| 234 | EA | ||||
| 235 | EB | ||||
| 236 | EC | ||||
| 237 | ED | ||||
| 238 | EE | ||||
| 239 | EF | ||||
| 240 | F0 | 0 | 0 | ||
| 241 | F1 | 1 | 1 | ||
| 242 | F2 | 2 | 2 | ||
| 243 | F3 | 3 | 3 | ||
| 244 | F4 | 4 | 4 | ||
| 245 | F5 | 5 | 5 | ||
| 246 | F6 | 6 | 6 | ||
| 247 | F7 | 7 | 7 | ||
| 248 | F8 | 8 | 8 | ||
| 249 | F9 | 9 | 9 | ||
| 250 | FA | ||||
| 251 | FB | ||||
| 252 | FC | ||||
| 253 | FD | ||||
| 254 | FE | ||||
| 255 | FF | ||||
| Result | Description | Entity Number |
|---|---|---|
| space |   | |
| ! | exclamation mark | ! |
| " | quotation mark | " |
| # | number sign | # |
| $ | dollar sign | $ |
| % | percent sign | % |
| & | ampersand | & |
| ' | apostrophe | ' |
| ( | 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 | ~ |
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.
| Result | Description | Entity Number |
|---|---|---|
| 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) |  |
| Result | Description | Entity Name | Entity Number |
|---|---|---|---|
| " | quotation mark | " | " |
| ' | apostrophe | ' (does not work in IE) | ' |
| & | ampersand | & | & |
| < | less-than | < | < |
| > | greater-than | > | > |
| Result | Description | Entity Name | Entity Number |
|---|---|---|---|
| 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 | ÷ | ÷ |
| Result | Description | Entity Name | Entity Number |
|---|---|---|---|
| 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 |
| Result | Description | Entity Name | Entity Number |
|---|---|---|---|
| Œ | capital ligature OE | Œ | Œ |
| 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 | € | € |
| ASCII Value | URL-encode | ASCII Value | URL-encode | ASCII Value | URL-encode |
|---|---|---|---|---|---|
| æ | %00 | 0 | %30 | ` | %60 |
| %01 | 1 | %31 | a | %61 | |
| %02 | 2 | %32 | b | %62 | |
| %03 | 3 | %33 | c | %63 | |
| %04 | 4 | %34 | d | %64 | |
| %05 | 5 | %35 | e | %65 | |
| %06 | 6 | %36 | f | %66 | |
| %07 | 7 | %37 | g | %67 | |
| backspace | %08 | 8 | %38 | h | %68 |
| tab | %09 | 9 | %39 | i | %69 |
| linefeed | %0a | : | %3a | j | %6a |
| %0b | ; | %3b | k | %6b | |
| %0c | < | %3c | l | %6c | |
| c return | %0d | = | %3d | m | %6d |
| %0e | > | %3e | n | %6e | |
| %0f | ? | %3f | o | %6f | |
| %10 | @ | %40 | p | %70 | |
| %11 | A | %41 | q | %71 | |
| %12 | B | %42 | r | %72 | |
| %13 | C | %43 | s | %73 | |
| %14 | D | %44 | t | %74 | |
| %15 | E | %45 | u | %75 | |
| %16 | F | %46 | v | %76 | |
| %17 | G | %47 | w | %77 | |
| %18 | H | %48 | x | %78 | |
| %19 | I | %49 | y | %79 | |
| %1a | J | %4a | z | %7a | |
| %1b | K | %4b | { | %7b | |
| %1c | L | %4c | | | %7c | |
| %1d | M | %4d | } | %7d | |
| %1e | N | %4e | ~ | %7e | |
| %1f | O | %4f | %7f | ||
| space | %20 | P | %50 | € | %80 |
| ! | %21 | Q | %51 | %81 | |
| " | %22 | R | %52 | ‚ | %82 |
| # | %23 | S | %53 | ƒ | %83 |
| $ | %24 | T | %54 | „ | %84 |
| % | %25 | U | %55 | … | %85 |
| & | %26 | V | %56 | † | %86 |
| ' | %27 | W | %57 | ‡ | %87 |
| ( | %28 | X | %58 | ˆ | %88 |
| ) | %29 | Y | %59 | ‰ | %89 |
| * | %2a | Z | %5a | Š | %8a |
| + | %2b | [ | %5b | ‹ | %8b |
| , | %2c | \ | %5c | Œ | %8c |
| - | %2d | ] | %5d | %8d | |
| . | %2e | ^ | %5e | Ž | %8e |
| / | %2f | _ | %5f | %8f |
| ASCII Value | URL-encode | ASCII Value | URL-encode | ASCII Value | URL-encode |
|---|---|---|---|---|---|
| %90 | À | %c0 | ð | %f0 | |
| ‘ | %91 | Á | %c1 | ñ | %f1 |
| ’ | %92 | Â | %c2 | ò | %f2 |
| “ | %93 | Ã | %c3 | ó | %f3 |
| ” | %94 | Ä | %c4 | ô | %f4 |
| • | %95 | Å | %c5 | õ | %f5 |
| – | %96 | Æ | %c6 | ö | %f6 |
| — | %97 | Ç | %c7 | ÷ | %f7 |
| ˜ | %98 | È | %c8 | ø | %f8 |
| ™ | %99 | É | %c9 | ù | %f9 |
| š | %9a | Ê | %ca | ú | %fa |
| › | %9b | Ë | %cb | û | %fb |
| œ | %9c | Ì | %cc | ü | %fc |
| %9d | Í | %cd | ý | %fd | |
| ž | %9e | Î | %ce | þ | %fe |
| Ÿ | %9f | Ï | %cf | ÿ | %ff |
| %a0 | Ð | %d0 | |||
| ¡ | %a1 | Ñ | %d1 | ||
| ¢ | %a2 | Ò | %d2 | ||
| £ | %a3 | Ó | %d3 | ||
| %a4 | Ô | %d4 | |||
| ¥ | %a5 | Õ | %d5 | ||
| | | %a6 | Ö | %d6 | ||
| § | %a7 | %d7 | |||
| ¨ | %a8 | Ø | %d8 | ||
| © | %a9 | Ù | %d9 | ||
| ª | %aa | Ú | %da | ||
| « | %ab | Û | %db | ||
| ¬ | %ac | Ü | %dc | ||
| ¯ | %ad | Ý | %dd | ||
| ® | %ae | Þ | %de | ||
| ¯ | %af | ß | %df | ||
| ° | %b0 | à | %e0 | ||
| ± | %b1 | á | %e1 | ||
| ² | %b2 | â | %e2 | ||
| ³ | %b3 | ã | %e3 | ||
| ´ | %b4 | ä | %e4 | ||
| µ | %b5 | å | %e5 | ||
| ¶ | %b6 | æ | %e6 | ||
| · | %b7 | ç | %e7 | ||
| ¸ | %b8 | è | %e8 | ||
| ¹ | %b9 | é | %e9 | ||
| º | %ba | ê | %ea | ||
| » | %bb | ë | %eb | ||
| ¼ | %bc | ì | %ec | ||
| ½ | %bd | í | %ed | ||
| ¾ | %be | î | %ee | ||
| ¿ | %bf | ï | %ef |
HTML tags can have attributes. The special attributes for each tag are listed under each tag description. The attributes listed here are the core and language attributes that are standard for all tags (with a few exceptions).
Not valid in base, head, html, meta, param, script, style, and title elements.
| Attribute | Value | Description |
|---|---|---|
| class | class_rule or style_rule | The class of the element |
| id | id_name | A unique id for the element |
| style | style_definition | An inline style definition |
| title | tooltip_text | A text to display in a tool tip |
Not valid in base, br, frame, frameset, hr, iframe, param, and script elements.
| Attribute | Value | Description |
|---|---|---|
| dir | ltr | rtl | Sets the text direction |
| lang | language_code | Sets the language code |
| Attribute | Value | Description |
|---|---|---|
| accesskey | character | Sets a keyboard shortcut to access an element |
| tabindex | number | Sets the tab order of an element |
New to HTML 4.0 was the ability to let HTML events trigger actions in the browser, like starting a JavaScript when a user clicks on an HTML element. Below is a list of attributes that can be inserted into HTML tags to define event actions .
Only valid in body and frameset elements
| Attribute | Value | Description |
|---|---|---|
| onload | script | Script to be run when a document loads |
| onunload | script | Script to be run when a document unloads |
Only valid in form elements.
| Attribute | Value | Description |
|---|---|---|
| onchange | script | Script to be run when the element changes |
| onsubmit | script | Script to be run when the form is submitted |
| onreset | script | Script to be run when the form is reset |
| onselect | script | Script to be run when the element is selected |
| onblur | script | Script to be run when the element loses focus |
| onfocus | script | Script to be run when the element gets focus |
Not valid in base, bdo, br, frame, frameset, head, html, iframe, meta, param, script, style, and title elements.
| Attribute | Value | Description |
|---|---|---|
| onkeydown | script | What to do when key is pressed |
| onkeypress | script | What to do when key is pressed and released |
| onkeyup | script | What to do when key is released |
Not valid in base, bdo, br, frame, frameset, head, html, iframe, meta, param, script, style, and title elements.
| Attribute | Value | Description |
|---|---|---|
| onclick | script | What to do on a mouse click |
| ondblclick | script | What to do on a mouse doubleclick |
| onmousedown | script | What to do when mouse button is pressed |
| onmousemove | script | What to do when mouse pointer moves |
| onmouseover | script | What to do when mouse pointer moves over an element |
| onmouseout | script | What to do when mouse pointer moves out of an element |
| onmouseup | script | What to do when mouse button is released |
Commands you can execute from the Run command prompt in XP:
| Task | Command |
|---|---|
| Accessibility Controls | access.cpl |
| Add Hardware Wizard | hdwwiz.cpl |
| Add/Remove Programs | appwiz.cpl |
| Administrative Tools | certmgr.msc |
| Character Map | charmap |
| Check Disk Utility | chkdsk |
| Clipboard Viewer | clipbrd |
| Command Prompt | cmd |
| Component Services | dcomcnfg |
| Computer Management | compmgmt.msc |
| Date and Time Properties | timedate.cpl |
| DDE Shares | ddeshare |
| Device Manager | devmgmt.msc |
| Direct X Control Panel (If Installed) | directx.cpl |
| Direct X Troubleshooter | dxdiag |
| Disk Cleanup Utility | cleanmgr |
| Disk Defragment | dfrg.msc |
| Disk Management | diskmgmt.msc |
| Disk Partition Manager | diskpart |
| Display Properties | control desktop |
| Display Properties | desk.cpl |
| Display Properties (w/Appearance Tab Preselected) | control color |
| Dr. Watson System Troubleshooting Utility | drwtsn32 |
| Driver Verifier Utility | verifier |
| Event Viewer | eventvwr.msc |
| File Signature Verification Tool | sigverif |
| Findfast | findfast.cpl |
| Folders Properties | control folders |
| Fonts | control fonts |
| Fonts Folder | fonts |
| Free Cell Card Game | freecell |
| Game Controllers | joy.cpl |
| Group Policy Editor (XP Prof) | gpedit.msc |
| Hearts Card Game | mshearts |
| Iexpress Wizard | iexpress |
| Indexing Service | ciadv.msc |
| Internet Properties | inetcpl.cpl |
| IP Configuration (Display Connection Configuration) | ipconfig /all |
| IP Configuration (Display DNS Cache Contents) | ipconfig /displaydns |
| IP Configuration (Delete DNS Cache Contents) | ipconfig /flushdns |
| IP Configuration (Release All Connections) | ipconfig /release |
| IP Configuration (Renew All Connections) | ipconfig /renew |
| IP Configuration (Refreshes DHCP & Re-Registers DNS) | ipconfig /registerdns |
| IP Configuration (Display DHCP Class ID) | ipconfig /showclassid |
| IP Configuration (Modifies DHCP Class ID) | ipconfig /setclassid |
| Java Control Panel (If Installed) | javaws |
| Keyboard Properties | control keyboard |
| Local Security Settings | secpol.msc |
| Local Users and Groups | lusrmgr.msc |
| Logs You Out Of Windows | logoff |
| Microsoft Chat | winchat |
| Minesweeper Game | winmine |
| Mouse Properties | control mouse |
| Mouse Properties | main.cpl |
| Netstat | netstat |
| Network Connections | control netconnections |
| Network Connections | ncpa.cpl |
| Network Setup Wizard | netsetup.cpl |
| Notepad | notepad |
| Nview Desktop Manager (If Installed) | nvtuicpl.cpl |
| Object Packager | packager |
| ODBC Data Source Administrator | odbccp32.cpl |
| On Screen Keyboard | osk |
| Opens AC3 Filter (If Installed) | ac3filter.cpl |
| Password Properties | password.cpl |
| Performance Monitor | perfmon.msc |
| Performance Monitor | perfmon |
| Phone and Modem Options | telephon.cpl |
| Power Configuration | powercfg.cpl |
| Printers and Faxes | control printers |
| Printers Folder | printers |
| Private Character Editor | eudcedit |
| Quicktime (If Installed) | QuickTime.cpl |
| Regional Settings | intl.cpl |
| Registry Editor | regedit |
| Remote Desktop | mstsc |
| Removable Storage | ntmsmgr.msc |
| Removable Storage Operator Requests | ntmsoprq.msc |
| Resultant Set of Policy (XP Prof) | rsop.msc |
| Scanners and Cameras | sticpl.cpl |
| Scheduled Tasks | control schedtasks |
| Security Center | wscui.cpl |
| Services | services.msc |
| Shared Folders | fsmgmt.msc |
| Shuts Down Windows | shutdown |
| Sounds and Audio | mmsys.cpl |
| Spider Solitare Card Game | spider |
| SQL Client Configuration | cliconfg |
| System Configuration Editor | sysedit |
| System Configuration Utility | msconfig |
| System File Checker Utility (Scan Immediately) | sfc /scannow |
| System File Checker Utility (Scan Once At Next Boot) | sfc /scanonce |
| System File Checker Utility (Scan On Every Boot) | sfc /scanboot |
| System File Checker Utility (Return to Default Setting) | sfc /revert |
| System File Checker Utility (Purge File Cache) | sfc /purgecache |
| System File Checker Utility (Set Cache Size to size x) | sfc /cachesize=x |
| System Properties | sysdm.cpl |
| Task Manager | taskmgr |
| Telnet Client | telnet |
| Traceroute | tracert <hostname or IP> |
| User Account Management | nusrmgr.cpl |
| User Account Management | control userpasswords |
| User Account Management | control userpasswords2 |
| Utility Manager | utilman |
| Windows Firewall | firewall.cpl |
| Windows Magnifier | magnify |
| Windows Management Infrastructure | wmimgmt.msc |
| Windows XP Registration Wizard | regwiz /r |
| Windows System Security Tool | syskey |
| Windows Update Launches | wupdmgr |
| Windows XP Tour Wizard | tourstart |
| Wordpad | write |
| command | task |
|---|---|
| ASSOC | Displays or modifies file extension associations. |
| AT | Schedules commands and programs to run on a computer. |
| ATTRIB | Displays or changes file attributes. |
| BREAK | Sets or clears extended CTRL+C checking. |
| CACLS | Displays or modifies access control lists (ACLs) of files. |
| CALL | Calls one batch program from another. |
| CD | Displays the name of or changes the current directory. |
| CHCP | Displays or sets the active code page number. |
| CHDIR | Displays the name of or changes the current directory. |
| CHKDSK | Checks a disk and displays a status report. |
| CHKNTFS | Displays or modifies the checking of disk at boot time. |
| CLS | Clears the screen. |
| CMD | Starts a new instance of the Windows command interpreter. |
| COLOR | Sets the default console foreground and background colors. |
| COMP | Compares the contents of two files or sets of files. |
| COMPACT | Displays or alters the compression of files on NTFS partitions. |
| CONVERT | Converts FAT volumes to NTFS. You cannot convert the current drive. |
| COPY | Copies one or more files to another location. |
| DATE | Displays or sets the date. |
| DEL | Deletes one or more files. |
| DIR | Displays a list of files and subdirectories in a directory. |
| DISKCOMP | Compares the contents of two floppy disks. |
| DISKCOPY | Copies the contents of one floppy disk to another. |
| DOSKEY | Edits command lines, recalls Windows commands, and creates macros. |
| ECHO | Displays messages, or turns command echoing on or off. |
| ENDLOCAL | Ends localization of environment changes in a batch file. |
| ERASE | Deletes one or more files. |
| EXIT | Quits the CMD.EXE program (command interpreter). |
| FC | Compares two files or sets of files, and displays the differences between them. |
| FIND | Searches for a text string in a file or files. |
| FINDSTR | Searches for strings in files. |
| FOR | Runs a specified command for each file in a set of files. |
| FORMAT | Formats a disk for use with Windows. |
| FTYPE | Displays or modifies file types used in file extension associations. |
| GOTO | Directs the Windows command interpreter to a labeled line in a batch program. |
| GRAFTABL | Enables Windows to display an extended character set in graphics mode. |
| HELP | Provides Help information for Windows commands. |
| IF | Performs conditional processing in batch programs. |
| LABEL | Creates, changes, or deletes the volume label of a disk. |
| MD | Creates a directory. |
| MKDIR | Creates a directory. |
| MODE | Configures a system device. |
| MORE | Displays output one screen at a time. |
| MOVE | Moves one or more files from one directory to another directory. |
| PATH | Displays or sets a search path for executable files. |
| PAUSE | Suspends processing of a batch file and displays a message. |
| POPD | Restores the previous value of the current directory saved by PUSHD. |
| Prints a text file. | |
| PROMPT | Changes the Windows command prompt. |
| PUSHD | Saves the current directory then changes it. |
| RD | Removes a directory. |
| RECOVER | Recovers readable information from a bad or defective disk. |
| REM | Records comments (remarks) in batch files or CONFIG.SYS. |
| REN | Renames a file or files. |
| RENAME | Renames a file or files. |
| REPLACE | Replaces files. |
| RMDIR | Removes a directory. |
| SET | Displays, sets, or removes Windows environment variables. |
| SETLOCAL | Begins localization of environment changes in a batch file. |
| SHIFT | Shifts the position of replaceable parameters in batch files. |
| SORT | Sorts input. |
| START | Starts a separate window to run a specified program or command. |
| SUBST | Associates a path with a drive letter. |
| TIME | Displays or sets the system time. |
| TITLE | Sets the window title for a CMD.EXE session. |
| TREE | Graphically displays the directory structure of a drive or path. |
| TYPE | Displays the contents of a text file. |
| VER | Displays the Windows version. |
| VERIFY | Tells Windows whether to verify that your files are written correctly to a disk. |
| VOL | Displays a disk volume label and serial number. |
| XCOPY | Copies files and directory trees. |
|
Email me if you have any questions at
clemente@ciamarra.com