Unicode Character "［" U+FF3B Fullwidth Left Square Bracket
Unicode Version 15.1
［
Summary
The unicode character "［" at code point U+FF3B is Fullwidth Left Square Bracket. It is a character in the Halfwidth and Fullwidth Forms block and is part of the Common script. The character is an open punctuation. The UTF-8 encoding of "［" is 0xEF 0xBC 0xBB and the UTF-16 encoding is 0xFF3B.
General Properties
| Code Point | U+FF3B |
| Version Added | 1.1 |
| Name | Fullwidth Left Square Bracket |
| Unicode 1.0 Name | Fullwidth Opening Square Bracket |
| Block | Halfwidth and Fullwidth Forms |
| General Category | Open Punctuation |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Other Neutral |
| Mirrored | Yes |
| Mirrored Character | "］" U+FF3D Fullwidth Right Square Bracket |
| Bidirectional Paired Bracket Type | Open |
| Bidirectional Paired Bracket | "］" U+FF3D Fullwidth Right Square Bracket |
| Decomposition Type | Wide |
| Decomposition Mapping | "[" U+005B Left Square Bracket |
Encodings
| HTML Decimal Encoding | ［ |
| HTML Hex Encoding | ［ |
| UTF-8 Encoding | 0xEF 0xBC 0xBB |
| UTF-16 Encoding | 0xFF3B |
| UTF-32 Encoding | 0x0000FF3B |
| C/C++/Java Escape | \uff3b |
Unicode Properties
| NFC Quick Check | Yes |
| NFD Quick Check | Yes |
| Numeric Type | None |
| Numeric Value | NaN |
| Line Break | Open Punctuation |
| East Asian Width | Fullwidth |
| Changes When NFKC Casefolded | Yes |
| NFKC Casefold | "[" U+005B Left Square Bracket |
| NFKC Simple Casefold | "[" U+005B Left Square Bracket |
| Script | Common |
| Script Extensions | Common |
| Indic Syllabic Category | Other |
| Vertical Orientation | Transformed Rotated |
| Grapheme Base | Yes |
| Grapheme Cluster Break | Other |
| Word Break | Other |
| Sentence Break | Close |