| Property | Value |
|---|---|
| Codepoint | U+FF01 |
| Literal Character | ！ |
| Name | FULLWIDTH EXCLAMATION MARK |
| Sketch | ................ ................ ................ ................ ................ ................ ................ ................ ................ ................ ................ ................ ................ ................ ................ ................ |
| Control Character | no |
| Block | Halfwidth and Fullwidth Forms |
| Subblock | Extended Arabic letters |
| UTF-8 byte encoding | ef bc 81 |
| UTF-16 byte encoding | ff 01 (big endian) |
| HTML Entity | ！ |
| Perl string literal | \x{FF01} |