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SYMBOL

[ open square bracket

[

Copy this character in different formats

Copy the same Unicode content as a raw character, U+ code point, HTML, JavaScript, CSS, Python or URL encoding.

Character[
UnicodeU+005B
Decimal91
Hex0x005B
HTML decimal[
HTML hex[
JavaScript\u005B
CSS\005B
Python\u005B
URL%5B

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Unicode information

Nameopen square bracket
Unicode nameLEFT SQUARE BRACKET
Code pointU+005B
HTML decimal[
HTML hex[
CSS\005b
JavaScript\u005B
CategoryBrackets & Parentheses
Unicode18.0

Unicode context

BlockBasic LatinExplore this group →ScriptCommonExplore this group →PlaneBasic Multilingual PlaneExplore this group →

Useful tools for this character

Inspect, transform or reuse this exact Unicode character with related SymbolDex tools.

Unicode character inspectorInspect U+ code points, blocks, scripts, bytes and escapes.→Unicode encoding converterConvert text to U+, decimal, hex, UTF-8, UTF-16, HTML, CSS, JavaScript, Python and URL encoding.→

Meaning of [ open square bracket

The [ character is listed as open square bracket in SymbolDex. Its technical Unicode name is LEFT SQUARE BRACKET. It is an opening or closing character used to group content in text, formulas, technical notation or code.

Common uses

  • Group content in text, formulas and code.
  • Mathematical, linguistic or technical notation.
  • Copy bracket, parenthesis or brace styles from Unicode.

How to type [ on Windows, Mac and mobile

Windows

The universal method is to use Copy on this page and paste [. On Windows 10/11 you can press Win + . and browse the Symbols section, or open Character Map (charmap) to locate characters supported by your fonts.

Mac

Press Control + Command + Space to open Character Viewer, search for open square bracket, then double-click it to insert the character.

Microsoft Word

Type 005B without U+, then immediately press Alt + X. Word converts the code into [. You can also use Insert → Symbol.

Google Docs

Open Insert → Special characters and search by name, or paste [ directly. For emoji, you can also use your operating system emoji picker.

iPhone / iPad

iOS does not provide a direct Unicode-code entry method for every symbol. Copy [ from SymbolDex or check long-press variants on related keys. For frequent use, create a shortcut under Settings → General → Keyboard → Text Replacement.

Android

Availability varies by Android keyboard. In Gboard, browse the symbols panel and long-press related keys for variants. If it is not available, copy [ from SymbolDex and paste it where needed.

Linux

In many Linux apps using GTK/IBus, press Ctrl + Shift + U, type 005b, then confirm with Enter or Space. If your app does not support this method, copy and paste [.

Web and programming codes

Copy the representation you need for HTML, CSS, JavaScript or Python. For emoji sequences, SymbolDex includes every code point in the correct order.

HTML decimal[
HTML hex[
CSS content\005b
JavaScript\u005B
Python\u005B
Unicode text[

Usage examples

[ — open square bracket
Unicode: U+005B
HTML: [

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