U+1F178 "🅸" Negative Squared Latin Capital Letter I Unicode Character

Unicode Version 17.0

🅸

U+1F178 "🅸" Negative Squared Latin Capital Letter I is part of the Enclosed Alphanumeric Supplement block and depicts a white capital letter 'I' enclosed within a solid black square, giving it a negative or inverted appearance. It is designed for use in decorative or information contexts, such as signage, buttons, or user interface elements, where it can represent the word "information," serve as an abbreviation for various terms starting with 'I', or function as a stylized visual marker. The character was added to the Unicode Standard in 2010 as part of version 6.0, primarily for compatibility with Japanese mobile phone emoji sets, but it is now available across platforms for general text and digital communication.

General Properties

Code Point U+1F178
Version Added 6.0
Name Negative Squared Latin Capital Letter I
Block Enclosed Alphanumeric Supplement
General Category Other Symbol
Canonical Combining Class Not Reordered
Bidirectional Class Left To Right

Encodings

HTML Decimal Encoding 🅸
HTML Hex Encoding 🅸
UTF-8 Encoding 0xF0 0x9F 0x85 0xB8
UTF-16 Encoding 0xD83C 0xDD78
UTF-32 Encoding 0x0001F178
C/C++/Java Escape \ud83c\udd78

Unicode Properties

NFC Quick Check Yes
NFD Quick Check Yes
NFKC Quick Check Yes
NFKD Quick Check Yes
Numeric Type None
Numeric Value NaN
Line Break Ambiguous (Alphabetic or Ideographic)
East Asian Width Ambiguous
Uppercase Yes
Other Uppercase Yes
Cased Yes
Script Common
Script Extensions Common
Indic Syllabic Category Other
Alphabetic Yes
Other Alphabetic Yes
Vertical Orientation Upright
Grapheme Base Yes
Grapheme Cluster Break Other
Word Break Alphabetic letter
Sentence Break Upper