| HTML Entity (dec) | ự |
| HTML Entity (hex) | ự |
| UTF-8 (hex) | 0xe1bbb1 / 0xe1 0xbb 0xb1 (3 bytes) |
| UTF-8 (dec) | 225, 187, 177 (3 bytes) |
| UTF-16-BE (hex) | 0x1ef1 / 0x1e 0xf1 (2 bytes) |
| UTF-16-BE (dec) | 30, 241 (2 bytes) |
| UTF-32-BE (hex) | 0x1ef1 / 0x00 0x00 0x1e 0xf1 (4 bytes) |
| UTF-32-BE (dec) | 0, 0, 30, 241 (4 bytes) |
| C/C++/Java source code | "\u1ef1" |
| Python source code | "\u1ef1" |