Reference Tool| HTML Code | Character | Description |
|---|---|---|
| � | NUL | Null |
|  | SOH | Start of Heading |
|  | STX | Start of Text |
|  | ETX | End of Text |
|  | EOT | End of Transmission |
|  | ENQ | Enquiry |
|  | ACK | Acknowledge |
|  | BEL | Bell |
|  | BS | Backspace |
| 	 | HT | Horizontal Tab |
| | LF | NL Line Feed, New Line |
|  | VT | Vertical Tab |
|  | FF | NP Form Feed, New Page |
| | 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 | Synchronous Idle |
|  | ETB | End of Transmission Block |
|  | CAN | Cancel |
|  | EM | End of Medium |
|  | SUB | Substitute |
|  | ESC | Escape |
|  | FS | File Separator |
|  | GS | Group Separator |
|  | RS | Record Separator |
|  | US | Unit Separator |
|   | (Space) | Space |
| ! | ! | Exclamation Mark |
| " | " | Double Quote |
| # | # | Hash or Number |
| $ | $ | Dollar Sign |
| % | % | Percentage |
| & | & | Ampersand |
| ' | ' | Single Quote |
| ( | ( | Left Parenthesis |
| ) | ) | Right Parenthesis |
| * | * | Asterisk |
| + | + | Plus Sign |
| , | , | Comma |
| - | - | Minus Sign |
| . | . | Period |
| / | / | Slash |
| 0 | 0 | Zero |
| 1 | 1 | Number One |
| 2 | 2 | Number Two |
| 3 | 3 | Number Three |
| 4 | 4 | Number Four |
| 5 | 5 | Number Five |
| 6 | 6 | Number Six |
| 7 | 7 | Number Seven |
| 8 | 8 | Number Eight |
| 9 | 9 | Number Nine |
| : | : | Colon |
| ; | ; | Semicolon |
| < | < | Less Than |
| = | = | Equals Sign |
| > | > | Greater Than |
| ? | ? | Question Mark |
| @ | @ | At Sign |
| A | A | Upper Case Letter A |
| B | B | Upper Case Letter B |
| C | C | Upper Case Letter C |
| D | D | Upper Case Letter D |
| E | E | Upper Case Letter E |
| F | F | Upper Case Letter F |
| G | G | Upper Case Letter G |
| H | H | Upper Case Letter H |
| I | I | Upper Case Letter I |
| J | J | Upper Case Letter J |
| K | K | Upper Case Letter K |
| L | L | Upper Case Letter L |
| M | M | Upper Case Letter M |
| N | N | Upper Case Letter N |
| O | O | Upper Case Letter O |
| P | P | Upper Case Letter P |
| Q | Q | Upper Case Letter Q |
| R | R | Upper Case Letter R |
| S | S | Upper Case Letter S |
| T | T | Upper Case Letter T |
| U | U | Upper Case Letter U |
| V | V | Upper Case Letter V |
| W | W | Upper Case Letter W |
| X | X | Upper Case Letter X |
| Y | Y | Upper Case Letter Y |
| Z | Z | Upper Case Letter Z |
| [ | [ | Left Square Bracket |
| \ | \ | Backslash |
| ] | ] | Right Square Bracket |
| ^ | ^ | Caret or Circumflex |
| _ | _ | Underscore |
| ` | ` | Grave Accent |
| a | a | Lower Case Letter a |
| b | b | Lower Case Letter b |
| c | c | Lower Case Letter c |
| d | d | Lower Case Letter d |
| e | e | Lower Case Letter e |
| f | f | Lower Case Letter f |
| g | g | Lower Case Letter g |
| h | h | Lower Case Letter h |
| i | i | Lower Case Letter i |
| j | j | Lower Case Letter j |
| k | k | Lower Case Letter k |
| l | l | Lower Case Letter l |
| m | m | Lower Case Letter m |
| n | n | Lower Case Letter n |
| o | o | Lower Case Letter o |
| p | p | Lower Case Letter p |
| q | q | Lower Case Letter q |
| r | r | Lower Case Letter r |
| s | s | Lower Case Letter s |
| t | t | Lower Case Letter t |
| u | u | Lower Case Letter u |
| v | v | Lower Case Letter v |
| w | w | Lower Case Letter w |
| x | x | Lower Case Letter x |
| y | y | Lower Case Letter y |
| z | z | Lower Case Letter z |
| { | { | Left Curly Bracket |
| | | | | Vertical Bar |
| } | } | Right Curly Bracket |
| ~ | ~ | Tilde |
|  | DEL | Delete |