Home U+2190 to U+21FF Arrows
Glyph for U+21A6
Source: Noto Sans Math

U+21A6 Rightwards Arrow From Bar

U+21A6 was added to Unicode in version 1.1 (1993). It belongs to the block U+2190 to U+21FF Arrows in the U+0000 to U+FFFF Basic Multilingual Plane.

This character is a Math Symbol and is commonly used, that is, in no specific script. The character is also known as z notation maplet.

The glyph is not a composition. It has a Neutral East Asian Width. In bidirectional context it acts as Other Neutral and is not mirrored. In text U+21A6 behaves as Alphabetic regarding line breaks. It has type Other for sentence and Other for word breaks. The Grapheme Cluster Break is Any.

The CLDR project labels this character “rightwards arrow from bar” for use in screen reading software. It assigns additional tags, e.g. for search in emoji pickers: rightwards arrow from bar.

The Wikipedia has the following information about this codepoint:

A maplet or maplet arrow (symbol: ↦, commonly pronounced "maps to") is a symbol consisting of a vertical line with a rightward-facing arrow. It is used in mathematics and in computer science to denote functions (the expression x ↦ y is also called a maplet). One example of use of the maplet is in Z notation, a formal specification language used in software development.

In the Unicode character set, the maplet is at the point U+21A6.

Representations

System Representation
8614
UTF-8 E2 86 A6
UTF-16 21 A6
UTF-32 00 00 21 A6
URL-Quoted %E2%86%A6
HTML-Escape ↦
Wrong windows-1252 Mojibake ↦
HTML-Escape ↦
HTML-Escape ↦
HTML-Escape ↦
alias z notation maplet
LATEX \mapsto

Elsewhere

Complete Record

Property Value
Age 1.1 (1993)
Unicode Name RIGHTWARDS ARROW FROM BAR
Unicode 1 Name RIGHT ARROW FROM BAR
Block Arrows
General Category Math Symbol
Script Common
Bidirectional Category Other Neutral
Combining Class Not Reordered
Decomposition Type None
Decomposition Mapping Glyph for U+21A6 Rightwards Arrow From Bar
Lowercase
Simple Lowercase Mapping Glyph for U+21A6 Rightwards Arrow From Bar
Lowercase Mapping Glyph for U+21A6 Rightwards Arrow From Bar
Uppercase
Simple Uppercase Mapping Glyph for U+21A6 Rightwards Arrow From Bar
Uppercase Mapping Glyph for U+21A6 Rightwards Arrow From Bar
Simple Titlecase Mapping Glyph for U+21A6 Rightwards Arrow From Bar
Titlecase Mapping Glyph for U+21A6 Rightwards Arrow From Bar
Case Folding Glyph for U+21A6 Rightwards Arrow From Bar
ASCII Hex Digit
Alphabetic
Bidi Control
Bidi Mirrored
Composition Exclusion
Case Ignorable
Changes When Casefolded
Changes When Casemapped
Changes When NFKC Casefolded
Changes When Lowercased
Changes When Titlecased
Changes When Uppercased
Cased
Full Composition Exclusion
Default Ignorable Code Point
Dash
Deprecated
Diacritic
Emoji Modifier Base
Emoji Component
Emoji Modifier
Emoji Presentation
Emoji
Extender
Extended Pictographic
FC NFKC Closure Glyph for U+21A6 Rightwards Arrow From Bar
Grapheme Cluster Break Any
Grapheme Base
Grapheme Extend
Grapheme Link
Hex Digit
Hyphen
ID Continue
ID Start
IDS Binary Operator
IDS Trinary Operator and
Ideographic
Indic Mantra Category
Indic Positional Category NA
Indic Syllabic Category Other
Jamo Short Name
Join Control
Logical Order Exception
Math
Noncharacter Code Point
NFC Quick Check Yes
NFD Quick Check Yes
NFKC Casefold Glyph for U+21A6 Rightwards Arrow From Bar
NFKC Quick Check Yes
NFKD Quick Check Yes
Other Alphabetic
Other Default Ignorable Code Point
Other Grapheme Extend
Other ID Continue
Other ID Start
Other Lowercase
Other Math
Other Uppercase
Prepended Concatenation Mark
Pattern Syntax
Pattern White Space
Quotation Mark
Regional Indicator
Radical
Sentence Break Other
Soft Dotted
Sentence Terminal
Terminal Punctuation
Unified Ideograph
Variation Selector
Word Break Other
White Space
XID Continue
XID Start
Expands On NFC
Expands On NFD
Expands On NFKC
Expands On NFKD
Bidi Paired Bracket Glyph for U+21A6 Rightwards Arrow From Bar
Bidi Paired Bracket Type None
East Asian Width Neutral
Hangul Syllable Type Not Applicable
ISO 10646 Comment
Joining Group No_Joining_Group
Joining Type Non Joining
Line Break Alphabetic
Numeric Type None
Numeric Value not a number
Simple Case Folding Glyph for U+21A6 Rightwards Arrow From Bar
Script Extension
Vertical Orientation R