| HTML Entity (dec) | ４ |
| HTML Entity (hex) | ４ |
| UTF-8 (hex) | 0xefbc94 / 0xef 0xbc 0x94 (3 bytes) |
| UTF-8 (dec) | 239, 188, 148 (3 bytes) |
| UTF-16-BE (hex) | 0xff14 / 0xff 0x14 (2 bytes) |
| UTF-16-BE (dec) | 255, 20 (2 bytes) |
| UTF-32-BE (hex) | 0xff14 / 0x00 0x00 0xff 0x14 (4 bytes) |
| UTF-32-BE (dec) | 0, 0, 255, 20 (4 bytes) |
| C/C++/Java source code | "\uff14" |
| Python source code | "\uff14" |