Home CJK Unified Ideograph-8002 U+4E00 to U+9FFF CJK Unified Ideographs CJK Unified Ideograph-8004

Source: Noto CJK

U+8003 CJK Unified Ideograph-8003

U+8003 was added in Unicode version 1.1 in 1993. It belongs to the block U+4E00 to U+9FFF CJK Unified Ideographs in the U+0000 to U+FFFF Basic Multilingual Plane.

This character is a Other Letter and is mainly used in the Han script. The Unihan Database defines it as examine, test; investigate. Its Pīnyīn pronunciation is kǎo.

The glyph is not a composition. Its East Asian Width is wide. In bidirectional text it is written from left to right. When changing direction it is not mirrored. U+8003 offers a line break opportunity at its position, except in some numeric contexts.

The Wikipedia has the following information about this codepoint:

Radical 125 or radical old (老部) meaning "old" is one of the 29 Kangxi radicals (214 radicals in total) composed of 6 strokes.
In the Kangxi Dictionary, there are 22 characters (out of 49,030) to be found under this radical.
老 is also the 123rd indexing component in the Table of Indexing Chinese Character Components predominantly adopted by Simplified Chinese dictionaries published in mainland China, with 耂 being its associated indexing component.

Representations

System	Representation
Nº	32771
UTF-8	E8 80 83
UTF-16	80 03
UTF-32	00 00 80 03
URL-Quoted	%E8%80%83
HTML hex reference	考
Wrong windows-1252 Mojibake	è€ƒ
Encoding: BIG5 (hex bytes)	A6 D2
Encoding: BIG5HKSCS (hex bytes)	A6 D2
Encoding: CP932 (hex bytes)	8D 6C
Encoding: CP949 (hex bytes)	CD C5
Encoding: CP950 (hex bytes)	A6 D2
Encoding: EUC_JP (hex bytes)	B9 CD
Encoding: EUC_JIS_2004 (hex bytes)	B9 CD
Encoding: EUC_JISX0213 (hex bytes)	B9 CD
Encoding: EUC_KR (hex bytes)	CD C5
Encoding: GB2312 (hex bytes)	BF BC
Encoding: GBK (hex bytes)	BF BC
Encoding: GB18030 (hex bytes)	BF BC
Encoding: HZ (hex bytes)	7E 7B 3F 3C 7E 7D
Encoding: ISO2022_JP (hex bytes)	1B 24 42 39 4D 1B 28 42
Encoding: ISO2022_JP_1 (hex bytes)	1B 24 42 39 4D 1B 28 42
Encoding: ISO2022_JP_2 (hex bytes)	1B 24 42 39 4D 1B 28 42
Encoding: ISO2022_JP_2004 (hex bytes)	1B 24 42 39 4D 1B 28 42
Encoding: ISO2022_JP_3 (hex bytes)	1B 24 42 39 4D 1B 28 42
Encoding: ISO2022_JP_EXT (hex bytes)	1B 24 42 39 4D 1B 28 42
Encoding: ISO2022_KR (hex bytes)	1B 24 29 43 0E 4D 45 0F
Encoding: JOHAB (hex bytes)	E1 C5
Encoding: SHIFT_JIS (hex bytes)	8D 6C
Encoding: SHIFT_JIS_2004 (hex bytes)	8D 6C
Encoding: SHIFT_JISX0213 (hex bytes)	8D 6C
Pīnyīn	kǎo

Elsewhere

Complete Record

Property	Value
Age (age)	1.1 (1993)
Unicode Name (na)	CJK UNIFIED IDEOGRAPH-8003
Unicode 1 Name (na1)	—
Block (blk)	CJK Unified Ideographs
General Category (gc)	Other Letter
Script (sc)	Han
Bidirectional Category (bc)	Left To Right
Combining Class (ccc)	Not Reordered
Decomposition Type (dt)	none
Decomposition Mapping (dm)	CJK Unified Ideograph-8003
Lowercase (Lower)	✘
Simple Lowercase Mapping (slc)	CJK Unified Ideograph-8003
Lowercase Mapping (lc)	CJK Unified Ideograph-8003
Uppercase (Upper)	✘
Simple Uppercase Mapping (suc)	CJK Unified Ideograph-8003
Uppercase Mapping (uc)	CJK Unified Ideograph-8003
Simple Titlecase Mapping (stc)	CJK Unified Ideograph-8003
Titlecase Mapping (tc)	CJK Unified Ideograph-8003
Case Folding (cf)	CJK Unified Ideograph-8003
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)	✘
Extender (Ext)	✘
Extended Pictographic (ExtPict)	✘
FC NFKC Closure (FC_NFKC)	CJK Unified Ideograph-8003
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 Unified Ideograph-8003
NFKC Quick Check (NFKC_QC)	Yes
NFKC_SCF (NFKC_SCF)	CJK Unified Ideograph-8003
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 Letter
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 Unified Ideograph-8003
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 Unified Ideograph-8003
Script Extension (scx)
Vertical Orientation (vo)	U
Big Five Mapping (kBigFive)	A6D2
CCCII Mapping (kCCCII)	21525D
CNS 11643-1986 Mapping (kCNS1986)	1-4853
CNS 11643-1992 Mapping (kCNS1992)	1-4853
Cangjie Input Code (kCangjie)	JKYS
kCantonese (kCantonese)	haau2
kCihaiT (kCihaiT)	1079.101
kCowles (kCowles)	957
kDaeJaweon (kDaeJaweon)	1408.010
Unihan Definition (kDefinition)	examine, test; investigate
kEACC (kEACC)	21525D
kFanqie (kFanqie)	苦浩
kFenn (kFenn)	190C
kFennIndex (kFennIndex)	245.05
kFourCornerCode (kFourCornerCode)	4420.7
kGB0 (kGB0)	3128
kGB1 (kGB1)	3128
kGSR (kGSR)	1041d
kGradeLevel (kGradeLevel)	2
kHKGlyph (kHKGlyph)	3229
kHanYu (kHanYu)	42779.020
kHangul (kHangul)	고:0E
kHanyuPinlu (kHanyuPinlu)	kǎo(334)
kHanyuPinyin (kHanyuPinyin)	42779.020:kǎo
kIICore (kIICore)	AGTJHKMP
kIRGDaeJaweon (kIRGDaeJaweon)	1408.010
kIRGHanyuDaZidian (kIRGHanyuDaZidian)	42779.020
kIRGKangXi (kIRGKangXi)	0960.270
kIRG_GSource (kIRG_GSource)	G0-3F3C
kIRG_HSource (kIRG_HSource)	HB1-A6D2
kIRG_JSource (kIRG_JSource)	J0-394D
kIRG_KPSource (kIRG_KPSource)	KP0-CFEF
kIRG_KSource (kIRG_KSource)	K0-4D45
kIRG_TSource (kIRG_TSource)	T1-4853
kIRG_VSource (kIRG_VSource)	V1-6356
kJapanese (kJapanese)	コウかんがえる
kJapaneseKun (kJapaneseKun)	KANGAERU KANGAE
kJapaneseOn (kJapaneseOn)	KOU
kJis0 (kJis0)	2545
kJoyoKanji (kJoyoKanji)	2010
kKangXi (kKangXi)	0960.270
kKarlgren (kKarlgren)	311
kKorean (kKorean)	KO
kKoreanEducationHanja (kKoreanEducationHanja)	2007
kLau (kLau)	1109 1110
kMainlandTelegraph (kMainlandTelegraph)	5072
kMandarin (kMandarin)	kǎo
kMatthews (kMatthews)	3299
kMeyerWempe (kMeyerWempe)	648
kMojiJoho (kMojiJoho)	MJ020753 MJ020753:E0102 MJ020754:E0103
kMorohashi (kMorohashi)	28843:E0103
kNelson (kNelson)	3684
kPhonetic (kPhonetic)	425
Radical Stroke Count (Adobe Japan 1-6) (kRSAdobe_Japan1_6)	C+2015+125.4.2 V+13445+125.4.2
Radical Stroke Count (Unicode) (kRSUnicode)	125.0
kSBGY (kSBGY)	303.43
kSMSZD2003Index (kSMSZD2003Index)	542.02
kSMSZD2003Readings (kSMSZD2003Readings)	kǎo粵haau2
Semantic Variant (kSemanticVariant)	U+6537
kTGH (kTGH)	2013:358
kTGHZ2013 (kTGHZ2013)	194.070:kǎo
Taiwanese Telegraph Code (kTaiwanTelegraph)	5072
kTang (kTang)	kɑ̌u
Stroke Number (kTotalStrokes)	6
UnihanCore2020 Set (kUnihanCore2020)	GHJKMPT
Quốc ngữ Pronunciation (kVietnamese)	khảo
kXHC1983 (kXHC1983)	0636.010:kǎo
Xerox Code (kXerox)	244:167