U+23A3 "⎣" Left Square Bracket Lower Corner Unicode Character
Unicode Version 17.0
⎣
U+23A3 "⎣" Left Square Bracket Lower Corner is a typographic symbol used in character encoding to represent the lower left corner of a square bracket, typically employed in mathematical notation or text-based diagrams to denote a vertical line that meets a horizontal bar at its bottom. It is part of the Miscellaneous Technical block, which includes various symbols for terminal graphics and specialized formatting. This character allows for the construction of large, multi-line brackets by combining it with other corner and vertical line characters, especially in plain text environments where proportional spacing and glyph stacking are required for technical documentation.
General Properties
| Code Point | U+23A3 |
| Version Added | 3.2 |
| Name | Left Square Bracket Lower Corner |
| Block | Miscellaneous Technical |
| General Category | Math Symbol |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Other Neutral |
Encodings
| HTML Decimal Encoding | ⎣ |
| HTML Hex Encoding | ⎣ |
| UTF-8 Encoding | 0xE2 0x8E 0xA3 |
| UTF-16 Encoding | 0x23A3 |
| UTF-32 Encoding | 0x000023A3 |
| C/C++/Java Escape | \u23a3 |
Unicode Properties
| NFC Quick Check | Yes |
| NFD Quick Check | Yes |
| NFKC Quick Check | Yes |
| NFKD Quick Check | Yes |
| Numeric Type | None |
| Numeric Value | NaN |
| Line Break | Alphabetic |
| Script | Common |
| Script Extensions | Common |
| Indic Syllabic Category | Other |
| Pattern Syntax | Yes |
| Math | Yes |
| Vertical Orientation | Rotated |
| Grapheme Base | Yes |
| Grapheme Cluster Break | Other |
| Word Break | Other |
| Sentence Break | Other |