¨
Spacing diaeresis - umlaut
ExtendedASCII 168 | Hex 0xA8 | U+00A8
ASCII Code
Decimal
168
Hexadecimal
0xA8
Octal
250
Binary
1010 1000
How to Type
Windows Alt CodeAlt + 168
HTML Entity
¨
Unicode InputU+00A8
Character in Different Encodings
| Encoding | Code | Symbol | Name |
|---|---|---|---|
| Code page 437 | 168 | ¿ | Inverted question mark |
| ISO-8859-1 | 168 | ¨ | Spacing diaeresis - umlaut |
| ISO-8859-2 | 168 | ¨ | Spacing diaeresis - umlaut |
| ISO-8859-3 | 168 | ¨ | Spacing diaeresis - umlaut |
| ISO-8859-4 | 168 | ¨ | Spacing diaeresis - umlaut |
| ISO-8859-5 | 168 | Ј | Cyrillic capital letter Je |
| ISO-8859-6 | 168 | - | Unused |
| ISO-8859-7 | 168 | ¨ | Spacing diaeresis - umlaut |
| ISO-8859-8 | 168 | ¨ | Spacing diaeresis - umlaut |
| ISO-8859-9 | 168 | ¨ | Spacing diaeresis - umlaut |
| ISO-8859-10 | 168 | Ļ | Latin capital letter L with cedilla |
| ISO-8859-11 | 168 | จ | Thai character Cho Chan |
| Windows-1250 | 168 | ¨ | Spacing diaeresis - umlaut |
| Windows-1251 | 168 | Ё | Cyrillic capital letter Io |
| Windows-1252 | 168 | ¨ | Spacing diaeresis - umlaut |
| Windows-1253 | 168 | ¨ | Spacing diaeresis - umlaut |
| Windows-1254 | 168 | ¨ | Spacing diaeresis - umlaut |
| Windows-1255 | 168 | ¨ | Spacing diaeresis - umlaut |
| Windows-1256 | 168 | ¨ | Spacing diaeresis - umlaut |
| Windows-1257 | 168 | Ø | Latin capital letter O with slash |
| Windows-1258 | 168 | ¨ | Spacing diaeresis - umlaut |
Frequently Asked Questions
What is ASCII code 168?
ASCII code 168 represents the Spacing diaeresis - umlaut character. In hexadecimal it is 0xA8, in binary 1010 1000, and in octal 250. This is an extended ASCII character whose meaning varies by encoding.
How do I type ASCII 168 on a keyboard?
On Windows, hold Alt and type 168 on the numeric keypad. On Mac, you can use the Character Viewer (Edit > Emoji & Symbols). In HTML, use the entity ¨ or ¨.