| HTML Entity (dec) | € |
| HTML Entity (hex) | € |
| UTF-8 (hex) | 0xc280 / 0xc2 0x80 (2 bytes) |
| UTF-8 (dec) | 194, 128 (2 bytes) |
| UTF-16-BE (hex) | 0x80 / 0x00 0x80 (2 bytes) |
| UTF-16-BE (dec) | 0, 128 (2 bytes) |
| UTF-32-BE (hex) | 0x80 / 0x00 0x00 0x00 0x80 (4 bytes) |
| UTF-32-BE (dec) | 0, 0, 0, 128 (4 bytes) |
| C/C++/Java source code | "\u0080" |
| Python source code | "\u0080" |