❑ &#nn : Decimal format.
❑ &#xhh : Hexadecimal format.
| Character | Numeric character |
Name |
| 	 | Horizontal tab | |
| | Line feed | |
| | Carriage Return | |
|   | Space | |
| ! | ! | Exclamation mark |
| " | " | Quotation mark |
| # | # | Number sign |
| $ | $ | Dollar sign |
| % | % | Percent sign |
| & | & | Ampersand |
| ' | ' | Apostrophe |
| ( | ( | Left parenthesis |
| ) | ) | Right parenthesis |
| * | * | Asterisk |
| + | + | Plus sign |
| , | , | Comma |
| - | - | Hyphen |
| . | . | Period |
| / | / | Slash |
| : | : | Colon |
| ; | ; | Semi-colon |
| < | < | Less than |
| = | = | Equals sign |
| > | > | Greater than |
| ? | ? | Question mark |
| @ | @ | At |
| [ | [ | Left square bracket |
| \ | \ | Bbackslash |
| ] | ] | Right square bracket |
| ^ | ^ | Caret |
| _ | _ | Underscore |
| ` | ` | Acute accent |
| { | { | Left curly brace |
| | | | | Vertical bar |
| } | } | Right curly brace |
| ~ | ~ | Tilde |