| HTML Entity (dec) | ξ | |
| HTML Entity (hex) | ξ | |
| UTF-8 (hex) | 0xcebe / 0xce 0xbe (2 bytes) | |
| UTF-8 (dec) | 206, 190 (2 bytes) | |
| UTF-16-BE (hex) | 0x3be / 0x03 0xbe (2 bytes) | |
| UTF-16-BE (dec) | 3, 190 (2 bytes) | |
| UTF-32-BE (hex) | 0x3be / 0x00 0x00 0x03 0xbe (4 bytes) | |
| UTF-32-BE (dec) | 0, 0, 3, 190 (4 bytes) | |
| C/C++/Java source code | "\u03be" | |
| Python source code | u"\u03be" |