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Glifo para U+2757
Fuente: Noto Emoji

U+2757 Heavy Exclamation Mark Symbol

U+2757 was added in Unicode version 5.2 in 2009. It belongs to the block U+2700 para U+27BF Dingbats in the U+0000 para U+FFFF Basic Multilingual Plane.

This character is a Otro símbolo and is commonly used, that is, in no specific script. El carácter es también conocido como obstacles on the road y ARIB STD B24.

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. If its East Asian Width is “narrow”, U+2757 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 CLDR project calls this character “exclamación roja” for use in screen reading software. It assigns these additional labels, e.g. for search in emoji pickers: !, exclamación, puntuación, signo de exclamación.

This character is designated as an emoji. It will be rendered as colorful emoji on conforming platforms. To reduce it to a monochrome character, you can combine it with Glifo para U+FE0E Variation Selector-15: ❗︎ See the Emojipedia for more details on this character’s emoji properties.

El Wikipedia tiene la siguiente información acerca de este punto de código:

The exclamation mark ! (also known as exclamation point in American English) is a punctuation mark usually used after an interjection or exclamation to indicate strong feelings or to show emphasis. The exclamation mark often marks the end of a sentence, for example: "Watch out!". Similarly, a bare exclamation mark (with nothing before or after) is often used in warning signs. The exclamation mark is often used in writing to make a character seem as though they are shouting, excited, or surprised.

Other uses include:

  • In mathematics, it denotes the factorial operation.
  • Several computer languages use ! at the beginning of an expression to denote logical negation. For example,!A means "the logical negation of A", also called "not A". This usage has spread to ordinary language (e.g., "!clue" means no-clue or clueless).
  • Some languages use ǃ, a symbol that looks like an exclamation mark, to denote a click consonant.

Representaciones

Sistema Representación
N.º 10071
UTF-8 E2 9D 97
UTF-16 27 57
UTF-32 00 00 27 57
URL-Quoted %E2%9D%97
HTML hex reference ❗
Mojibake mal de windows-1252 ❗
alias obstacles on the road
alias ARIB STD B24
Codificación: GB18030 (hexadecimales bytes) 81 37 C4 35

Otros sitios

Registro completo

Propiedad Valor
Antigüedad (age) 5.2 (2009)
Nombre Unicode (na) HEAVY EXCLAMATION MARK SYMBOL
Nombre Unicode 1 (na1)
Block (blk) Dingbats
Categoría general (gc) Otro símbolo
Script (sc) Common
Categoría de bidireccionalidad (bc) Other Neutral
Combining Class (ccc) Not Reordered
Tipo de descomposición (dt) none
Decomposition Mapping (dm) Glifo para U+2757 Heavy Exclamation Mark Symbol
Minúscula (Lower)
Simple Lowercase Mapping (slc) Glifo para U+2757 Heavy Exclamation Mark Symbol
Lowercase Mapping (lc) Glifo para U+2757 Heavy Exclamation Mark Symbol
Mayúscula (Upper)
Simple Uppercase Mapping (suc) Glifo para U+2757 Heavy Exclamation Mark Symbol
Uppercase Mapping (uc) Glifo para U+2757 Heavy Exclamation Mark Symbol
Simple Titlecase Mapping (stc) Glifo para U+2757 Heavy Exclamation Mark Symbol
Titlecase Mapping (tc) Glifo para U+2757 Heavy Exclamation Mark Symbol
Case Folding (cf) Glifo para U+2757 Heavy Exclamation Mark Symbol
ASCII Hex Digit (AHex)
Alphabetic (Alpha)
Bidi Control (Bidi_C)
Bidi Mirrored (Bidi_M)
Exclusión de descomposición (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)
Exclusión de composición completa (Comp_Ex)
Default Ignorable Code Point (DI)
Raya (Dash)
Deprecated (Dep)
Diacrítico (Dia)
Base de modificador de emoyi (EBase)
Componente de emoyi (EComp)
Modificador de emoyi (EMod)
Presentación de emoyi (EPres)
Emoyi (Emoji)
Extender (Ext)
Extended Pictographic (ExtPict)
FC NFKC Closure (FC_NFKC) Glifo para U+2757 Heavy Exclamation Mark Symbol
Grapheme Cluster Break (GCB) Any
Base de grafema (Gr_Base)
Extensión de grafema (Gr_Ext)
Enlace de grafema (Gr_Link)
Hex Digit (Hex)
Guion (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)
NFD Quick Check (NFD_QC)
NFKC Casefold (NFKC_CF) Glifo para U+2757 Heavy Exclamation Mark Symbol
NFKC Quick Check (NFKC_QC)
NFKC_SCF (NFKC_SCF) Glifo para U+2757 Heavy Exclamation Mark Symbol
NFKD Quick Check (NFKD_QC)
Other Alphabetic (OAlpha)
Other Default Ignorable Code Point (ODI)
Otra extensión de grafema (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)
Comilla (QMark)
Indicador regional (RI)
Radical (Radical)
Salto de oración (SB) Other
Soft Dotted (SD)
Sentence Terminal (STerm)
Terminal Punctuation (Term)
Ideograma unificado (UIdeo)
Selector de variación (VS)
Salto de palabra (WB) Other
Espacio en blanco (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) Glifo para U+2757 Heavy Exclamation Mark Symbol
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) Ambiguous (Alphabetic or Ideographic)
Numeric Type (nt) none
Valor numérico (nv) not a number
Simple Case Folding (scf) Glifo para U+2757 Heavy Exclamation Mark Symbol
Script Extension (scx)
Orientación vertical (vo) U