| Codepage | Character | Description | UTF-8 codepoint | UTF-8 bytes |
|---|---|---|---|---|
| DOS / 437 | _ | LOW LINE | U+005F | 0x5F |
| DOS / 720 | _ | LOW LINE | U+005F | 0x5F |
| DOS / 737 | _ | LOW LINE | U+005F | 0x5F |
| DOS / 850 | _ | LOW LINE | U+005F | 0x5F |
| DOS / 852 | _ | LOW LINE | U+005F | 0x5F |
| DOS / 855 | _ | LOW LINE | U+005F | 0x5F |
| DOS / 858 | _ | LOW LINE | U+005F | 0x5F |
| DOS / 866 | _ | LOW LINE | U+005F | 0x5F |
| DOS / 869 | _ | LOW LINE | U+005F | 0x5F |
| ISO/IEC / ISO-8859-1 | _ | LOW LINE | U+005F | 0x5F |
| ISO/IEC / ISO-8859-10 | _ | LOW LINE | U+005F | 0x5F |
| ISO/IEC / ISO-8859-11 | _ | LOW LINE | U+005F | 0x5F |
| ISO/IEC / ISO-8859-13 | _ | LOW LINE | U+005F | 0x5F |
| ISO/IEC / ISO-8859-14 | _ | LOW LINE | U+005F | 0x5F |
| ISO/IEC / ISO-8859-15 | _ | LOW LINE | U+005F | 0x5F |
| ISO/IEC / ISO-8859-16 | _ | LOW LINE | U+005F | 0x5F |
| ISO/IEC / ISO-8859-2 | _ | LOW LINE | U+005F | 0x5F |
| ISO/IEC / ISO-8859-3 | _ | LOW LINE | U+005F | 0x5F |
| ISO/IEC / ISO-8859-4 | _ | LOW LINE | U+005F | 0x5F |
| ISO/IEC / ISO-8859-5 | _ | LOW LINE | U+005F | 0x5F |
| ISO/IEC / ISO-8859-6 | _ | LOW LINE | U+005F | 0x5F |
| ISO/IEC / ISO-8859-7 | _ | LOW LINE | U+005F | 0x5F |
| ISO/IEC / ISO-8859-8 | _ | LOW LINE | U+005F | 0x5F |
| ISO/IEC / ISO-8859-9 | _ | LOW LINE | U+005F | 0x5F |
| Windows / Windows-1250 | _ | LOW LINE | U+005F | 0x5F |
| Windows / Windows-1251 | _ | LOW LINE | U+005F | 0x5F |
| Windows / Windows-1252 | _ | LOW LINE | U+005F | 0x5F |
| Windows / Windows-1253 | _ | LOW LINE | U+005F | 0x5F |
| Windows / Windows-1254 | _ | LOW LINE | U+005F | 0x5F |
| Windows / Windows-1255 | _ | LOW LINE | U+005F | 0x5F |
| Windows / Windows-1256 | _ | LOW LINE | U+005F | 0x5F |
| Windows / Windows-1257 | _ | LOW LINE | U+005F | 0x5F |
| Windows / Windows-1258 | _ | LOW LINE | U+005F | 0x5F |