| HTML Entity (dec) | ⇝ |
| HTML Entity (hex) | ⇝ |
| UTF-8 (hex) | 0xe2879d / 0xe2 0x87 0x9d (3 bytes) |
| UTF-8 (dec) | 226, 135, 157 (3 bytes) |
| UTF-16-BE (hex) | 0x21dd / 0x21 0xdd (2 bytes) |
| UTF-16-BE (dec) | 33, 221 (2 bytes) |
| UTF-32-BE (hex) | 0x21dd / 0x00 0x00 0x21 0xdd (4 bytes) |
| UTF-32-BE (dec) | 0, 0, 33, 221 (4 bytes) |
| C/C++/Java source code | "\u21dd" |
| Python source code | "\u21dd" |