Left-Right Arrow Emoji ↔

Left-Right Arrow
U+2194
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Emoji Meaning

In logics this arrow means that the expressions to the right and to the left from it are equal. The same purpose is served by this sign: .

In mathematics it's a relation, for instance, divisibility, equation, similarity, and perpendicularity.

In chemistry there is a theory of resonance where this sign is also used to signify a shift from one molecule structure to another.

The symbol “Left-Right Arrow” is included in the “Simple arrows” subblock of the “Arrows” block and was approved as part of Unicode version 1.1 in 1993. In 2015, it was also approved as an Emoji in version 1.0 and added to the “Arrow” subcategory of the “Symbols” category.

Text is also available in the following languages: Español; Русский;

Synonyms

Left-Right Arrow, z notation relation.

Unicode Name Left Right Arrow
Unicode Number
HTML Code
CSS Code
Plane 0: Basic Multilingual Plane
Unicode Block Arrows
Unicode Subblock Simple arrows
Unicode Version 1.1 (1993)
Emoji Version 1.0 (2015)
Emoji Category Symbols
Emoji Subcategory Arrow
Emoji Name Left-Right Arrow
Alt Code
Type of paired mirror bracket (bidi) None
Composition Exclusion No
Case change 2194
Simple case change 2194
Math +
Grapheme_Base +
scripts Common
Pattern_Syntax +
Encoding hex dec (bytes) dec binary
UTF-8 E2 86 94 226 134 148 14845588 11100010 10000110 10010100
UTF-16BE 21 94 33 148 8596 00100001 10010100
UTF-16LE 94 21 148 33 37921 10010100 00100001
UTF-32BE 00 00 21 94 0 0 33 148 8596 00000000 00000000 00100001 10010100
UTF-32LE 94 21 00 00 148 33 0 0 2485190656 10010100 00100001 00000000 00000000

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