U+0021 EXCLAMATION MARK

!

If this shows as a blank square, your device lacks a font to render it.

Decimal / Nº
33
General Category
Block
Script
Bidi Category
Other Neutral
East Asian Width
narrow
Combining Class
Not Reordered
Decomposition
not a composition

Character Details

The Unicode character U+0021, officially named EXCLAMATION MARK, was introduced in Unicode version 1.1. It is part of the ASCII block, which belongs to the Basic Multilingual plane.

Categorized technically as a Other Punctuation, this character typically falls under the Common script. In terms of text layout and rendering, the glyph is not a composition and has narrow in East Asian typography. When placed in bidirectional text, it behaves as an Other Neutral character. Its visual representation remains not mirrored regardless of the reading direction.

Representations & Encodings

Click any row to instantly copy the encoding value to your clipboard.

33 Copied!
UTF-8 21 Copied!
UTF-16 00 21 Copied!
UTF-32 00 00 00 21 Copied!
URL-Quoted %21 Copied!
HTML hex reference ! Copied!
RFC 5137 \u'0021' Copied!
Bash and Zsh (inside echo -e) \u0021 Copied!
C and C++ \u0021 Copied!
C# \u0021 Copied!
CSS \000021 Copied!
Excel =UNICHAR(33) Copied!
Go \u0021 Copied!
JavaScript \u0021 Copied!
Modern JavaScript (since ES6) \u{0021} Copied!
JSON \u0021 Copied!
Java \u0021 Copied!
Lua \u{0021} Copied!
Matlab char(33) Copied!
Perl \x{0021} Copied!
PHP \u{0021} Copied!
PostgreSQL U&'\0021' Copied!
PowerShell `u{0021} Copied!
Python \u0021 Copied!
Ruby \u{0021} Copied!
Rust \u{0021} Copied!