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Glyph for U+2780
Source: Noto Sans Symbols

U+2780 Dingbat Circled Sans-Serif Digit One

U+2780 was added in Unicode version 1.1 in 1993. It belongs to the block U+2700 to U+27BF Dingbats in the U+0000 to U+FFFF Basic Multilingual Plane.

This character is a Other Number and is commonly used, that is, in no specific script. The codepoint represents the digit 1.

The glyph is not a composition. It has no designated width in East Asian texts. In bidirectional text it acts as Other Neutral. When changing direction it is not mirrored. If its East Asian Width is “narrow”, U+2780 forms a word with similar characters, which prevents a line break inside it. Otherwise it allows line breaks around it, except in some numeric contexts. The glyph can be confused with one other glyph.

Wikipedia ma następujące informacje na temat tej współrzędnej kodowej:

1 (one, unit, unity) is a number, numeral, and glyph. It is the first and smallest positive integer of the infinite sequence of natural numbers. This fundamental property has led to its unique uses in other fields, ranging from science to sports, where it commonly denotes the first, leading, or top thing in a group. 1 is the unit of counting or measurement, a determiner for singular nouns, and a gender-neutral pronoun. Historically, the representation of 1 evolved from ancient Sumerian and Babylonian symbols to the modern Arabic numeral.

In mathematics, 1 is the multiplicative identity, meaning that any number multiplied by 1 equals the same number. 1 is by convention not considered a prime number. In digital technology, 1 represents the "on" state in binary code, the foundation of computing. Philosophically, 1 symbolizes the ultimate reality or source of existence in various traditions.

Reprezentacje

System Reprezentacje
10112
UTF-8 E2 9E 80
UTF-16 27 80
UTF-32 00 00 27 80
Adres URL cytowany %E2%9E%80
HTML hex reference ➀
Błędne windows-1252 Mojibake ➀
Kodowanie: GB18030 (hex bajtów) 81 37 C8 36
LATEX \ding{192}

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Kompletny opis

Właściwość Wartość
Age (age) 1.1 (1993)
Unicode Name (na) DINGBAT CIRCLED SANS-SERIF DIGIT ONE
Unicode 1 Name (na1) CIRCLED SANS-SERIF DIGIT ONE
Block (blk) Dingbats
General Category (gc) Other Number
Script (sc) Common
Bidirectional Category (bc) Other Neutral
Combining Class (ccc) Not Reordered
Decomposition Type (dt) none
Decomposition Mapping (dm) Glyph for U+2780 Dingbat Circled Sans-Serif Digit One
Lowercase (Lower)
Simple Lowercase Mapping (slc) Glyph for U+2780 Dingbat Circled Sans-Serif Digit One
Lowercase Mapping (lc) Glyph for U+2780 Dingbat Circled Sans-Serif Digit One
Uppercase (Upper)
Simple Uppercase Mapping (suc) Glyph for U+2780 Dingbat Circled Sans-Serif Digit One
Uppercase Mapping (uc) Glyph for U+2780 Dingbat Circled Sans-Serif Digit One
Simple Titlecase Mapping (stc) Glyph for U+2780 Dingbat Circled Sans-Serif Digit One
Titlecase Mapping (tc) Glyph for U+2780 Dingbat Circled Sans-Serif Digit One
Case Folding (cf) Glyph for U+2780 Dingbat Circled Sans-Serif Digit 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)
Extender (Ext)
Extended Pictographic (ExtPict)
FC NFKC Closure (FC_NFKC) Glyph for U+2780 Dingbat Circled Sans-Serif Digit 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) Glyph for U+2780 Dingbat Circled Sans-Serif Digit One
NFKC Quick Check (NFKC_QC) Yes
NFKC_SCF (NFKC_SCF) Glyph for U+2780 Dingbat Circled Sans-Serif Digit 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) Glyph for U+2780 Dingbat Circled Sans-Serif Digit One
Bidi Paired Bracket Type (bpt) None
East Asian Width (ea) neutral
Hangul Syllable Type (hst) Not Applicable
ISO 10646 Comment (isc)
Joining Group (jg) No_Joining_Group
Joining Type (jt) Non Joining
Line Break (lb) Ambiguous (Alphabetic or Ideographic)
Numeric Type (nt) digit
Wartość liczbowa (nv) 1
Simple Case Folding (scf) Glyph for U+2780 Dingbat Circled Sans-Serif Digit One
Script Extension (scx)
Vertical Orientation (vo) U