| HTML Entity (dec) | ï |
| HTML Entity (hex) | ï |
| UTF-8 (hex) | 0xc3af / 0xc3 0xaf (2 bytes) |
| UTF-8 (dec) | 195, 175 (2 bytes) |
| UTF-16-BE (hex) | 0xef / 0x00 0xef (2 bytes) |
| UTF-16-BE (dec) | 0, 239 (2 bytes) |
| UTF-32-BE (hex) | 0xef / 0x00 0x00 0x00 0xef (4 bytes) |
| UTF-32-BE (dec) | 0, 0, 0, 239 (4 bytes) |
| C/C++/Java source code | "\u00ef" |
| Python source code | "\u00ef" |