U+F9DF "履" CJK Compatibility Ideograph-# Unicode Character

U+F9DF "履" CJK Compatibility Ideograph-# is a glyph classified within the CJK Compatibility Ideographs block, a range of code points encoded primarily to preserve roundtrip compatibility with older character encoding standards like CNS 11643 or JIS X 0208. This specific character corresponds to a unified CJK ideograph that in modern use is typically represented by U+5F87 "履" but its compatibility encoding ensures that text originally written in legacy systems retains its intended visual form. It is not intended for general composition in modern text but exists to facilitate document interchange where precise duplication of historical or variant character shapes is required.

General Properties

Code Point	U+F9DF
Version Added	1.1
Name	CJK Compatibility Ideograph-#
Block	CJK Compatibility Ideographs
General Category	Other Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right
Decomposition Type	Canonical
Decomposition Mapping	"履" U+5C65 CJK Unified Ideograph-#

Encodings

HTML Decimal Encoding	履
HTML Hex Encoding	履
UTF-8 Encoding	0xEF 0xA7 0x9F
UTF-16 Encoding	0xF9DF
UTF-32 Encoding	0x0000F9DF
C/C++/Java Escape	\uf9df

Unicode Properties

Full Composition Exclusion	Yes
Numeric Type	None
Numeric Value	NaN
Line Break	Ideographic
East Asian Width	Wide
Changes When NFKC Casefolded	Yes
NFKC Casefold	"履" U+5C65 CJK Unified Ideograph-#
NFKC Simple Casefold	"履" U+5C65 CJK Unified Ideograph-#
Script	Han
Script Extensions	Han
Indic Syllabic Category	Other
ID Start	Yes
XID Start	Yes
ID Continue	Yes
XID Continue	Yes
Alphabetic	Yes
Vertical Orientation	Upright
Grapheme Base	Yes
Grapheme Cluster Break	Other
Word Break	Other
Sentence Break	OLetter
Ideographic	Yes

Unihan Properties

kCompatibilityVariant	U+5C65
kDefinition	footwear, shoes; walk on, tread
kHangul	이:0
kIRG_KSource	K0-6C2A
kKorean	I
kRSUnicode	44.12
kTotalStrokes	15