Unicode Character "！" U+FF01 Fullwidth Exclamation Mark
Unicode Version 15.1
！
Summary
The unicode character "！" at code point U+FF01 is Fullwidth Exclamation Mark. It is a character in the Halfwidth and Fullwidth Forms block and is part of the Common script. The character is an other punctuation. The UTF-8 encoding of "！" is 0xEF 0xBC 0x81 and the UTF-16 encoding is 0xFF01.
General Properties
| Code Point | U+FF01 |
| Version Added | 1.1 |
| Name | Fullwidth Exclamation Mark |
| Block | Halfwidth and Fullwidth Forms |
| General Category | Other Punctuation |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Other Neutral |
| Decomposition Type | Wide |
| Decomposition Mapping | "!" U+0021 Exclamation Mark |
Encodings
| HTML Decimal Encoding | ！ |
| HTML Hex Encoding | ！ |
| UTF-8 Encoding | 0xEF 0xBC 0x81 |
| UTF-16 Encoding | 0xFF01 |
| UTF-32 Encoding | 0x0000FF01 |
| C/C++/Java Escape | \uff01 |
Unicode Properties
| NFC Quick Check | Yes |
| NFD Quick Check | Yes |
| Numeric Type | None |
| Numeric Value | NaN |
| Line Break | Exclamation/Interrogation |
| East Asian Width | Fullwidth |
| Changes When NFKC Casefolded | Yes |
| NFKC Casefold | "!" U+0021 Exclamation Mark |
| NFKC Simple Casefold | "!" U+0021 Exclamation Mark |
| Script | Common |
| Script Extensions | Common |
| Indic Syllabic Category | Other |
| Terminal Punctuation | Yes |
| Sentence Terminal | Yes |
| Vertical Orientation | Transformed Upright |
| Grapheme Base | Yes |
| Grapheme Cluster Break | Other |
| Word Break | Other |
| Sentence Break | STerm |