[
U+005B

LEFT SQUARE BRACKET

Ps — Open Punctuation
Common
Basic Multilingual Plane (BMP)
91

Encoding Table

This table shows the exact bytes used to represent LEFT SQUARE BRACKET in each encoding. Unicode encodings (UTF-8, UTF-16, UTF-32) support every character; legacy encodings only cover a limited character set and show "not supported" when a character falls outside their range.

Encoding Bytes (Hex) Bytes (Decimal) Byte count
UTF-8 5B 91 1
UTF-16 LE 5B 00 91 0 2
UTF-16 BE 00 5B 0 91 2
UTF-32 LE 5B 00 00 00 91 0 0 0 4
UTF-32 BE 00 00 00 5B 0 0 0 91 4
ASCII 5B 91 1
Latin-1 (ISO-8859-1) 5B 91 1
Windows-1252 5B 91 1
ISO-8859-2 (Latin-2) 5B 91 1
ISO-8859-5 (Cyrillic) 5B 91 1
KOI8-R 5B 91 1
Shift-JIS 5B 91 1
EUC-JP 5B 91 1
GBK 5B 91 1
Big5 5B 91 1

Escape Sequences

How to reference this character in source code, markup, and URLs.

none
[
[
\5B
\u005B
%5B
\u005b
91

View the glyph in different fonts and scripts on our sibling site.

View U+005B on CharLookup.com ↗

UTF-8 Binary Breakdown

UTF-8 encodes this character as 1 byte. Single-byte characters (U+0000–U+007F) are identical to ASCII — the high bit is always 0.

Byte 1
0 1 0 1 1 0 1 1
5B
UTF-8: 5B · 1 byte · Codepoint U+005B

Unicode Properties

Introduced in Unicode 1.1
ON — Other Neutral
Yes — has a mirrored counterpart in RTL context

Nearby Characters in Basic Latin