Technical Information
| Unicode Name | Double Question Mark |
| Unicode Number | |
| HTML Code | |
| CSS Code | |
| Unicode Blocks | General Punctuation |
| Unicode Version | 3.2 (2002) |
Properties
| Version | 3.2 |
| Block | General Punctuation |
| Type of paired mirror bracket (bidi) | None |
| Composition Exclusion | No |
| Case change | 2047 |
| Simple case change | 2047 |
Encoding
| Encoding | hex | dec (bytes) | dec | binary |
|---|---|---|---|---|
| UTF-8 | E2 81 87 | 226 129 135 | 14844295 | 11100010 10000001 10000111 |
| UTF-16BE | 20 47 | 32 71 | 8263 | 00100000 01000111 |
| UTF-16LE | 47 20 | 71 32 | 18208 | 01000111 00100000 |
| UTF-32BE | 00 00 20 47 | 0 0 32 71 | 8263 | 00000000 00000000 00100000 01000111 |
| UTF-32LE | 47 20 00 00 | 71 32 0 0 | 1193279488 | 01000111 00100000 00000000 00000000 |