U+1F138 "🄸" Squared Latin Capital Letter I Unicode Character

U+1F138 "🄸" Squared Latin Capital Letter I is a distinctive typographic symbol that represents the capital letter "I" enclosed within a square, belonging to the "Enclosed Alphanumeric Supplement" block. It is primarily used in decorative or informational contexts, such as in signage, buttons, or user interface elements, to denote a specific label, abbreviation, or category like "Information" when paired with other squared letters. This character is specifically distinct from the regular letter "I" or other squared variants, as it is assigned a unique code point to ensure consistent rendering across digital platforms for specialized or aesthetic purposes.

General Properties

Code Point	U+1F138
Version Added	6.0
Name	Squared Latin Capital Letter I
Block	Enclosed Alphanumeric Supplement
General Category	Other Symbol
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right
Decomposition Type	Square
Decomposition Mapping	"I" U+0049 Latin Capital Letter I

Encodings

HTML Decimal Encoding	🄸
HTML Hex Encoding	🄸
UTF-8 Encoding	0xF0 0x9F 0x84 0xB8
UTF-16 Encoding	0xD83C 0xDD38
UTF-32 Encoding	0x0001F138
C/C++/Java Escape	\ud83c\udd38

Unicode Properties

NFC Quick Check	Yes
NFD 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
Changes When NFKC Casefolded	Yes
NFKC Casefold	"i" U+0069 Latin Small Letter I
NFKC Simple Casefold	"i" U+0069 Latin Small Letter I
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