| HTML Entity (dec) | ◆ |
| HTML Entity (hex) | ◆ |
| UTF-8 (hex) | 0xe29786 / 0xe2 0x97 0x86 (3 bytes) |
| UTF-8 (dec) | 226, 151, 134 (3 bytes) |
| UTF-16-BE (hex) | 0x25c6 / 0x25 0xc6 (2 bytes) |
| UTF-16-BE (dec) | 37, 198 (2 bytes) |
| UTF-32-BE (hex) | 0x25c6 / 0x00 0x00 0x25 0xc6 (4 bytes) |
| UTF-32-BE (dec) | 0, 0, 37, 198 (4 bytes) |
| C/C++/Java source code | "\u25c6" |
| Python source code | "\u25c6" |