Source: Noto CJK

U+2E88 CJK Radical Knife One

U+2E88 was added in Unicode version 3.0 in 1999. It belongs to the block U+2E80 to U+2EFF CJK Radicals Supplement in the U+0000 to U+FFFF Basic Multilingual Plane.

This character is a Other Symbol and is mainly used in the Han script.

The glyph is not a composition. Its East Asian Width is wide. In bidirectional text it acts as Other Neutral. When changing direction it is not mirrored. U+2E88 offers a line break opportunity at its position, except in some numeric contexts.

The Wikipedia has the following information about this codepoint:

Radical 18 or radical knife (刀部) meaning "knife" is one of 23 Kangxi radicals (214 radicals total) composed of 2 strokes.
When appearing at the right side of a Chinese character, it usually transforms into 刂.
In the Kangxi Dictionary, there are 377 characters (out of 49,030) to be found under this radical.
刀 is also the 22nd indexing component in the Table of Indexing Chinese Character Components predominantly adopted by Simplified Chinese dictionaries published in mainland China. Two associated indexing components, 刂 and ⺈, are affiliated to the principal indexing component 刀.

Representations

System	Representation
Nº	11912
UTF-8	E2 BA 88
UTF-16	2E 88
UTF-32	00 00 2E 88
URL-Quoted	%E2%BA%88
HTML hex reference	⺈
Wrong windows-1252 Mojibake	âºˆ
Encoding: BIG5HKSCS (hex bytes)	C8 DA
Encoding: GB18030 (hex bytes)	FE 57

Elsewhere

Complete Record

Property	Value
Age (age)	3.0 (1999)
Unicode Name (na)	CJK RADICAL KNIFE ONE
Unicode 1 Name (na1)	—
Block (blk)	CJK Radicals Supplement
General Category (gc)	Other Symbol
Script (sc)	Han
Bidirectional Category (bc)	Other Neutral
Combining Class (ccc)	Not Reordered
Decomposition Type (dt)	none
Decomposition Mapping (dm)	CJK Radical Knife One
Lowercase (Lower)	✘
Simple Lowercase Mapping (slc)	CJK Radical Knife One
Lowercase Mapping (lc)	CJK Radical Knife One
Uppercase (Upper)	✘
Simple Uppercase Mapping (suc)	CJK Radical Knife One
Uppercase Mapping (uc)	CJK Radical Knife One
Simple Titlecase Mapping (stc)	CJK Radical Knife One
Titlecase Mapping (tc)	CJK Radical Knife One
Case Folding (cf)	CJK Radical Knife One
ASCII Hex Digit (AHex)	✘
Alphabetic (Alpha)	✘
Bidi Control (Bidi_C)	✘
Bidi Mirrored (Bidi_M)	✘
Composition Exclusion (CE)	✘
Case Ignorable (CI)	✘
Changes When Casefolded (CWCF)	✘
Changes When Casemapped (CWCM)	✘
Changes When NFKC Casefolded (CWKCF)	✘
Changes When Lowercased (CWL)	✘
Changes When Titlecased (CWT)	✘
Changes When Uppercased (CWU)	✘
Cased (Cased)	✘
Full Composition Exclusion (Comp_Ex)	✘
Default Ignorable Code Point (DI)	✘
Dash (Dash)	✘
Deprecated (Dep)	✘
Diacritic (Dia)	✘
Emoji Modifier Base (EBase)	✘
Emoji Component (EComp)	✘
Emoji Modifier (EMod)	✘
Emoji Presentation (EPres)	✘
Emoji (Emoji)	✘
Equivalent Unified Ideograph (EqUIdeo)	CJK Unified Ideograph-5200
Extender (Ext)	✘
Extended Pictographic (ExtPict)	✘
FC NFKC Closure (FC_NFKC)	CJK Radical Knife One
Grapheme Cluster Break (GCB)	Any
Grapheme Base (Gr_Base)	✔
Grapheme Extend (Gr_Ext)	✘
Grapheme Link (Gr_Link)	✘
Hex Digit (Hex)	✘
Hyphen (Hyphen)	✘
ID Continue (IDC)	✘
ID Start (IDS)	✘
IDS Binary Operator (IDSB)	✘
IDS Trinary Operator and (IDST)	✘
IDSU (IDSU)	0
ID_Compat_Math_Continue (ID_Compat_Math_Continue)	0
ID_Compat_Math_Start (ID_Compat_Math_Start)	0
Ideographic (Ideo)	✘
InCB (InCB)	None
Indic Mantra Category (InMC)	—
Indic Positional Category (InPC)	NA
Indic Syllabic Category (InSC)	Other
Jamo Short Name (JSN)	—
Join Control (Join_C)	✘
Logical Order Exception (LOE)	✘
Modifier Combining Mark (MCM)	✘
Math (Math)	✘
Noncharacter Code Point (NChar)	✘
NFC Quick Check (NFC_QC)	Yes
NFD Quick Check (NFD_QC)	Yes
NFKC Casefold (NFKC_CF)	CJK Radical Knife One
NFKC Quick Check (NFKC_QC)	Yes
NFKC_SCF (NFKC_SCF)	CJK Radical Knife One
NFKD Quick Check (NFKD_QC)	Yes
Other Alphabetic (OAlpha)	✘
Other Default Ignorable Code Point (ODI)	✘
Other Grapheme Extend (OGr_Ext)	✘
Other ID Continue (OIDC)	✘
Other ID Start (OIDS)	✘
Other Lowercase (OLower)	✘
Other Math (OMath)	✘
Other Uppercase (OUpper)	✘
Prepended Concatenation Mark (PCM)	✘
Pattern Syntax (Pat_Syn)	✘
Pattern White Space (Pat_WS)	✘
Quotation Mark (QMark)	✘
Regional Indicator (RI)	✘
Radical (Radical)	✔
Sentence Break (SB)	Other
Soft Dotted (SD)	✘
Sentence Terminal (STerm)	✘
Terminal Punctuation (Term)	✘
Unified Ideograph (UIdeo)	✘
Variation Selector (VS)	✘
Word Break (WB)	Other
White Space (WSpace)	✘
XID Continue (XIDC)	✘
XID Start (XIDS)	✘
Expands On NFC (XO_NFC)	✘
Expands On NFD (XO_NFD)	✘
Expands On NFKC (XO_NFKC)	✘
Expands On NFKD (XO_NFKD)	✘
Bidi Paired Bracket (bpb)	CJK Radical Knife One
Bidi Paired Bracket Type (bpt)	None
East Asian Width (ea)	wide
Hangul Syllable Type (hst)	Not Applicable
ISO 10646 Comment (isc)	—
Joining Group (jg)	No_Joining_Group
Joining Type (jt)	Non Joining
Line Break (lb)	Ideographic
Numeric Type (nt)	none
Numeric Value (nv)	not a number
Simple Case Folding (scf)	CJK Radical Knife One
Script Extension (scx)
Vertical Orientation (vo)	U