U+1F102 "🄂" Digit One Comma Unicode Character
U+1F102 "🄂" Digit One Comma is a specialized typographic symbol used within the "Enclosed Alphanumeric Supplement" block, designed to represent a number "1" followed by a comma, often intended for use in lists, indices, or annotated text where a compact numeric marker is needed. It was introduced in Unicode version 5.2 in 2009 specifically to provide a precomposed form for clarity in certain East Asian and technical contexts, such as in parenthetical numbering systems or cataloging. This character avoids the need to combine a separate digit and comma, ensuring consistent visual alignment and spacing in digital text. Its appearance typically mimics a standard digit one with a comma attached, though its exact rendering depends on the font and platform used.
General Properties
| Code Point | U+1F102 |
| Version Added | 5.2 |
| Name | Digit One Comma |
| Block | Enclosed Alphanumeric Supplement |
| General Category | Other Number |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | European Number |
| Decomposition Type | Compat |
| Decomposition Mapping | "1" U+0031 Digit One "," U+002C Comma |
Encodings
| HTML Decimal Encoding | 🄂 |
| HTML Hex Encoding | 🄂 |
| UTF-8 Encoding | 0xF0 0x9F 0x84 0x82 |
| UTF-16 Encoding | 0xD83C 0xDD02 |
| UTF-32 Encoding | 0x0001F102 |
| C/C++/Java Escape | \ud83c\udd02 |
Unicode Properties
| NFC Quick Check | Yes |
| NFD Quick Check | Yes |
| Numeric Type | Digital |
| Numeric Value | 1 |
| Line Break | Ambiguous (Alphabetic or Ideographic) |
| East Asian Width | Ambiguous |
| Changes When NFKC Casefolded | Yes |
| NFKC Casefold | "1" U+0031 Digit One "," U+002C Comma |
| NFKC Simple Casefold | "1" U+0031 Digit One "," U+002C Comma |
| Script | Common |
| Script Extensions | Common |
| Indic Syllabic Category | Other |
| Vertical Orientation | Upright |
| Grapheme Base | Yes |
| Grapheme Cluster Break | Other |
| Word Break | Other |
| Sentence Break | Other |