| HTML Entity (dec) | 🀁 |
| HTML Entity (hex) | 🀁 |
| UTF-8 (hex) | 0xf09f8081 / 0xf0 0x9f 0x80 0x81 (4 bytes) |
| UTF-8 (dec) | 240, 159, 128, 129 (4 bytes) |
| UTF-16-BE (hex) | 0xd83cdc01 / 0xd8 0x3c 0xdc 0x01 (4 bytes) |
| UTF-16-BE (dec) | 216, 60, 220, 1 (4 bytes) |
| UTF-32-BE (hex) | 0x1f001 / 0x00 0x01 0xf0 0x01 (4 bytes) |
| UTF-32-BE (dec) | 0, 1, 240, 1 (4 bytes) |
| C/C++/Java source code | "\u1f001" |
| Python source code | "\u1f001" |