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U+FF1F
| Nome | ？ Fullwidth Question Mark |
| Codifica | U+FF1F |
| Codice HTML | ？ ？ |
| Codice CSS | \FF1F |
| Bloccare | Mezza Larghezza ea Tutta Larghezza Forms |
| Versione | 1.1 (1993) |
| Age | 1.1 |
| Rispecchiato | No |
| Bidi Paired Bracket Type | None |
| Composition Exclusion | No |
| Case Folding | FF1F |
| Simple Case Folding | FF1F |
Codifica
| Codifica | hex | dec(bytes) | dec | binary |
|---|---|---|---|---|
| UTF-8 | EF BC 9F | 239 188 159 | 15711391 | 11101111 10111100 10011111 |
| UTF-16BE | FF 1F | 255 31 | 65311 | 11111111 00011111 |
| UTF-16LE | 1F FF | 31 255 | 8191 | 00011111 11111111 |
| UTF-32BE | 00 00 FF 1F | 0 0 255 31 | 65311 | 00000000 00000000 11111111 00011111 |
| UTF-32LE | 1F FF 00 00 | 31 255 0 0 | 536805376 | 00011111 11111111 00000000 00000000 |