Unicode Character "ё" U+0451 Cyrillic Small Letter Io
Unicode Version 15.1
ё
Summary
The unicode character "ё" at code point U+0451 is Cyrillic Small Letter Io. It is a character in the Cyrillic block and is part of the Cyrillic script. The character is a lowercase letter. The UTF-8 encoding of "ё" is 0xD1 0x91 and the UTF-16 encoding is 0x0451.
General Properties
| Code Point | U+0451 |
| Version Added | 1.1 |
| Name | Cyrillic Small Letter Io |
| Block | Cyrillic |
| General Category | Lowercase Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
| Decomposition Type | Canonical |
| Decomposition Mapping | "е" U+0435 Cyrillic Small Letter Ie "̈" U+0308 Combining Diaeresis |
Encodings
| HTML Entity | ё |
| HTML Decimal Encoding | ё |
| HTML Hex Encoding | ё |
| UTF-8 Encoding | 0xD1 0x91 |
| UTF-16 Encoding | 0x0451 |
| UTF-32 Encoding | 0x00000451 |
| C/C++/Java Escape | \u0451 |
Unicode Properties
| NFC Quick Check | Yes |
| NFKC Quick Check | Yes |
| Expands On NFD | Yes |
| Expands On NKFD | Yes |
| Numeric Type | None |
| Numeric Value | NaN |
| Line Break | Alphabetic |
| East Asian Width | Ambiguous |
| Lowercase | Yes |
| Simple Uppercase Code Point | "Ё" U+0401 Cyrillic Capital Letter Io |
| Simple Titlecase Code Point | "Ё" U+0401 Cyrillic Capital Letter Io |
| Uppercase Code Point | "Ё" U+0401 Cyrillic Capital Letter Io |
| Titlecase Code Point | "Ё" U+0401 Cyrillic Capital Letter Io |
| Cased | Yes |
| Changes When Casemapped | Yes |
| Changes When Titlecased | Yes |
| Changes When Uppercased | Yes |
| Script | Cyrillic |
| Script Extensions | Cyrillic |
| 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 | Lower |