U+2194 "↔" Left Right Arrow Unicode Character

U+2194 "↔" Left Right Arrow is a typographic symbol classified under the Arrows block, representing a bidirectional horizontal relationship between two elements. It is commonly used in mathematics, logic, and user interface design to denote equivalence, a two way connection, or the ability to move or compare in both directions without a preferred orientation. Unlike other arrow symbols that specify a single direction, this glyph serves as a visual shorthand for mutual influence, symmetry, or a toggle between two states, appearing in contexts ranging from chemical equilibrium notation to digital form controls and flowcharts.