U+27F7 "⟷" Long Left Right Arrow Unicode Character
Unicode Version 17.0
⟷
U+27F7 "⟷" Long Left Right Arrow is a mathematical symbol that represents a bidirectional relationship or equivalence between two elements, typically denoting that a statement or value holds true in both directions or that two entities are logically equivalent and interchangeable. It features a longer horizontal line with arrowheads on both ends, distinguishing it from shorter bidirectional arrows like U+2194 (↔), and is commonly used in mathematics, logic, and formal syntax for equivalence operations or to indicate a two-way mapping within formulas or expressions.
General Properties
| Code Point | U+27F7 |
| Version Added | 3.2 |
| Name | Long Left Right Arrow |
| Block | Supplemental Arrows-A |
| General Category | Math Symbol |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Other Neutral |
Encodings
| HTML Decimal Encoding | ⟷ |
| HTML Hex Encoding | ⟷ |
| UTF-8 Encoding | 0xE2 0x9F 0xB7 |
| UTF-16 Encoding | 0x27F7 |
| UTF-32 Encoding | 0x000027F7 |
| C/C++/Java Escape | \u27f7 |
Unicode Properties
| NFC Quick Check | Yes |
| NFD Quick Check | Yes |
| NFKC Quick Check | Yes |
| NFKD Quick Check | Yes |
| Numeric Type | None |
| Numeric Value | NaN |
| Line Break | Alphabetic |
| Script | Common |
| Script Extensions | Common |
| Indic Syllabic Category | Other |
| Pattern Syntax | Yes |
| Math | Yes |
| Vertical Orientation | Rotated |
| Grapheme Base | Yes |
| Grapheme Cluster Break | Other |
| Word Break | Other |
| Sentence Break | Other |