| Property | Value |
|---|---|
| Codepoint | U+E0021 |
| Literal Character | |
| Name | TAG EXCLAMATION MARK |
| Control Character | no |
| Block | Tags |
| Subblock | Dependent vowels |
| UTF-8 byte encoding | f3 a0 80 a1 |
| UTF-16 byte encoding | db 40 dc 21 (big endian) |
| HTML Entity | 󠀡 |
| Perl string literal | \x{E0021} |