U+23A1
CHARACTER
LEFT SQUARE BRACKET UPPER CORNER
Category:
Math Symbol (Sm)
Block:
Miscellaneous Technical
Script:
Common
Age:
Unicode 3.2
Plane:
Basic Multilingual Plane (BMP)
Quick Facts
| Unicode Name |
LEFT SQUARE BRACKET UPPER CORNER
|
|
|---|---|---|
| Code Point |
U+23A1
|
|
| Decimal Value |
9121
|
|
| General Category | Math Symbol (Sm) → | |
| Unicode Block | Miscellaneous Technical → | |
| Script | Common → | |
| Unicode Version | Unicode 3.2 → | |
| Unicode Plane |
Basic Multilingual Plane (BMP)
|
Byte Encodings
| UTF-8 3 bytes |
E2 8E A1
|
|
|---|---|---|
| UTF-16 Code Unit |
23A1
|
|
| UTF-32 4 bytes |
000023A1
|
|
| UTF-16BE / LE Byte Order |
BE:
23 A1
LE: A1 23
|
|
| UTF-32BE / LE Byte Order |
BE:
00 00 23 A1
LE: A1 23 00 00
|
Developer Code Escapes
| HTML Decimal |
⎡
|
|
|---|---|---|
| HTML Hexadecimal |
⎡
|
|
| HTML Named Entity |
None
|
|
| CSS Escape |
\0023A1
|
|
| JavaScript (ES6) |
\u23A1
|
|
| JavaScript (UTF-16) |
\u23A1
|
|
| JSON Escape |
\u23A1
|
|
| Python |
\u23A1
|
|
| PHP |
"\u{23A1}"
|
|
| Java |
"\u23A1"
|
|
| C / C++ |
"\u23A1"
|
|
| Rust |
'\u{23a1}'
|
|
| URL Percent-Encoded |
%E2%8E%A1
|
Normalization & Decomposition
| Combining Class |
0 — Not Reordered (Spacing)
|
|
|---|---|---|
| Decomposition | None (Canonical / Precomposed Base) | |
| NFC / NFD Forms | Stable under all Unicode normalization forms (NFC, NFD, NFKC, NFKD). |
Bidirectional Properties
| Bidi Class |
ON — Other Neutral
|
|
|---|---|---|
| Bidi Mirrored | No |
Font Specimen & Rendering
Visual rendering of U+23A1 across standard system font stacks. Rendering fidelity depends on installed OS font glyph coverage.
⎡
Context:
A ⎡ Z 123
⎡
Context:
A ⎡ Z 123
⎡
Context:
A ⎡ Z 123
⎡
Context:
A ⎡ Z 123