Unicode Character "Ω" U+2126 Ohm Sign
Unicode Version 15.1
Ω
Summary
The unicode character "Ω" at code point U+2126 is Ohm Sign. It is a character in the Letterlike Symbols block and is part of the Greek script. The character is an uppercase letter. The UTF-8 encoding of "Ω" is 0xE2 0x84 0xA6 and the UTF-16 encoding is 0x2126.
General Properties
| Code Point | U+2126 |
| Version Added | 1.1 |
| Name | Ohm Sign |
| Unicode 1.0 Name | Ohm |
| Block | Letterlike Symbols |
| General Category | Uppercase Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
| Decomposition Type | Canonical |
| Decomposition Mapping | "Ω" U+03A9 Greek Capital Letter Omega |
Encodings
| HTML Decimal Encoding | Ω |
| HTML Hex Encoding | Ω |
| UTF-8 Encoding | 0xE2 0x84 0xA6 |
| UTF-16 Encoding | 0x2126 |
| UTF-32 Encoding | 0x00002126 |
| C/C++/Java Escape | \u2126 |
Unicode Properties
| Full Composition Exclusion | Yes |
| Numeric Type | None |
| Numeric Value | NaN |
| Line Break | Alphabetic |
| East Asian Width | Ambiguous |
| Uppercase | Yes |
| Simple Lowercase Code Point | "ω" U+03C9 Greek Small Letter Omega |
| Lowercase Code Point | "ω" U+03C9 Greek Small Letter Omega |
| Simple Case Folding | "ω" U+03C9 Greek Small Letter Omega |
| Case Folding | "ω" U+03C9 Greek Small Letter Omega |
| Cased | Yes |
| Changes When Casefolded | Yes |
| Changes When Casemapped | Yes |
| Changes When Lowercased | Yes |
| Changes When NFKC Casefolded | Yes |
| NFKC Casefold | "ω" U+03C9 Greek Small Letter Omega |
| NFKC Simple Casefold | "ω" U+03C9 Greek Small Letter Omega |
| Script | Greek |
| Script Extensions | Greek |
| Indic Syllabic Category | Other |
| ID Start | Yes |
| XID Start | Yes |
| ID Continue | Yes |
| XID Continue | Yes |
| Alphabetic | Yes |
| Vertical Orientation | Rotated |
| Grapheme Base | Yes |
| Grapheme Cluster Break | Other |
| Word Break | Alphabetic letter |
| Sentence Break | Upper |