U+21F9 Left Right Arrow with Vertical Stroke
U+21F9 was added in Unicode version 3.2 in 2002. It belongs to the block Arrows in the 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 partial relation.
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. The word that U+21F9 forms with similar adjacent characters prevents a line break inside it.
The Wikipedia has the following information about this codepoint:
In mathematics, a partial equivalence relation (often abbreviated as PER, in older literature also called restricted equivalence relation) is a homogeneous binary relation that is symmetric and transitive. If the relation is also reflexive, then the relation is an equivalence relation.
Representations
| System | Representation |
|---|---|
| Nº | 8697 |
| UTF-8 | E2 87 B9 |
| UTF-16 | 21 F9 |
| UTF-32 | 00 00 21 F9 |
| URL-Quoted | %E2%87%B9 |
| HTML hex reference | ⇹ |
| Wrong windows-1252 Mojibake | ⇹ |
| alias | z notation partial relation |
| Encoding: GB18030 (hex bytes) | 81 36 D0 39 |
Elsewhere
Complete Record
| Property | Value |
|---|---|
| 3.2 (2002) | |
| LEFT RIGHT ARROW WITH VERTICAL STROKE | |
| — | |
| Arrows | |
| Math Symbol | |
| Common | |
| Other Neutral | |
| Not Reordered | |
| none | |
| Left Right Arrow with Vertical Stroke | |
| ✘︎ | |
| Left Right Arrow with Vertical Stroke | |
| Left Right Arrow with Vertical Stroke | |
| ✘︎ | |
| Left Right Arrow with Vertical Stroke | |
| Left Right Arrow with Vertical Stroke | |
| Left Right Arrow with Vertical Stroke | |
| Left Right Arrow with Vertical Stroke | |
| Left Right Arrow with Vertical Stroke | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| Left Right Arrow with Vertical Stroke | |
| Any | |
| ✔︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| 0 | |
| 0 | |
| 0 | |
| ✘︎ | |
| None | |
| — | |
| NA | |
| Other | |
| — | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✔︎ | |
| ✘︎ | |
| Yes | |
| Yes | |
| Left Right Arrow with Vertical Stroke | |
| Yes | |
| Left Right Arrow with Vertical Stroke | |
| Yes | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✔︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| Other | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| Other | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| ✘︎ | |
| Left Right Arrow with Vertical Stroke | |
| None | |
| neutral | |
| Not Applicable | |
| — | |
| No_Joining_Group | |
| Non Joining | |
| Alphabetic | |
| none | |
| not a number | |
| Left Right Arrow with Vertical Stroke | |
| R |