!

Exclamation Mark

U+0021
BMP Unicode 1.1
Character !
Decimal !
Hex !

Classification

Unicode properties assigned to this character by the Unicode Consortium. The codepoint is its unique numeric identifier. Category, block, and script determine how text systems render and process it.

Codepoint
U+0021
Decimal
33
Plane
BMP — Basic Multilingual Plane
Category
Other Punctuation (Po)
Script
Common
Bidi class
ON Other Neutral
East Asian Width
Na Narrow

Encodings & Escape Sequences

Every Unicode character can be represented in multiple ways depending on context. HTML entities let you embed it safely in web pages. UTF-8 bytes are what gets stored on disk and sent over the network. Escape sequences let you reference it in source code without pasting the raw glyph. All formats below refer to the same character — Exclamation Mark.

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Format Value
HTML Decimal
!
HTML Hex
!
UTF-8 Hex Bytes
21
UTF-16 Hex Bytes
00 21
UTF-32 Hex
00000021
CSS Escape
\21
JavaScript Escape
\u0021
Python Escape
\u0021
URL Encoded
%21
Have a string containing this character? Decode it to see every codepoint. UnicodeDecoder →

Characters That Include This

These characters decompose to a sequence that includes Exclamation Mark as a component. They are effectively precomposed versions or compounds built on this base character.