| HTML Entity (dec) | ≈ |
| HTML Entity (hex) | ≈ |
| UTF-8 (hex) | 0xe28988 / 0xe2 0x89 0x88 (3 bytes) |
| UTF-8 (dec) | 226, 137, 136 (3 bytes) |
| UTF-16-BE (hex) | 0x2248 / 0x22 0x48 (2 bytes) |
| UTF-16-BE (dec) | 34, 72 (2 bytes) |
| UTF-32-BE (hex) | 0x2248 / 0x00 0x00 0x22 0x48 (4 bytes) |
| UTF-32-BE (dec) | 0, 0, 34, 72 (4 bytes) |
| C/C++/Java source code | "\u2248" |
| Python source code | "\u2248" |