MATHEMATICAL DOUBLE-STRUCK DIGIT ONE
Decimal Number Mathematical Alphanumeric Symbols Common Unicode 3.1
⚙ Technical Properties
| Combining Class | 0 (Not Reordered) |
| Bidirectional Class | European Number (EN) |
| Bidi Mirrored | No |
| Decomposition Type | font |
| Decomposition Mapping | U+0031 |
| Numeric Value | 1 |
🔗 Encodings & Representations
UTF-16 (Big Endian)
D8 35 DF D9
UTF-16 (Little Endian)
35 D8 D9 DF
UTF-32 (Big Endian)
00 01 D7 D9
URL Percent-Encoded
%F0%9D%9F%99
JavaScript / JSON Escape
\uD835\uDFD9
Python Escape
\U0001D7D9
🌐 Script Information
| Script | Common |
| ISO 15924 Code | Zyyy |
| ISO 15924 Number | 998 |
| Script Direction | Mixed |
| Script Type | Other |
🔡 Case Mappings
| Uppercase Mapping | — |
| Lowercase Mapping | — |
| Titlecase Mapping | — |
# Numeric Values
| Decimal Value | 1 |
| Digit Value | 1 |
| Numeric Value | 1 |
🏷 Derived Properties
DerivedCoreProperties
Grapheme_BaseID_ContinueMathXID_Continue