| Symbol Name | Long Left Right Double Arrow |
| Unicode Version | 3.2 |
| Unicode | U+27FA |
| Unicode block | |
| General category | Math Symbol (Sm) |
| CSS Code |
| UTF-8 | E2 9F BA |
| UTF-16 | 27FA |
| UTF-32 | 000027FA |
1\documentclass{article}2\usepackage{pifont}3\Longleftrightarrow 4\end{document}You can type the long left right double arrow symbol on most modern devices with the help of following methods:
Alt + 10234 on Windows (numeric keypad with Num Lock), or insert via Character Map.
Edit → Emoji & Symbols, search "long left right double arrow", or use Unicode Hex Input with 27FA.
Ctrl + Shift + U, type 27fa, then Enter (layout-dependent).
Paste from this page, use text replacement, or pick from the symbol keyboard.
Paste from this page or use a keyboard with arrow symbol support.
1span.long-left-right-double-arrow::before { content: "\27FA"; }1<span>⟺</span>Long Left Right Double Arrow symbol's representation in different programming languages can be found in the table below:
| Language | Representation |
|---|---|
| JavaScript / TypeScript | '\u27FA' or String.fromCodePoint(10234) |
| Python | '\N{LONG LEFT RIGHT DOUBLE ARROW}' or chr(10234) |
| Rust | '\u{27FA}' |
| C / C++ | UTF-8 source or wchar_t with U+27FA |
| Go | string(rune(0x27FA)) |
| Ruby | "\u{27FA}" |
\27FA |
| Hex Code | 0x27FA |
| HTML Code | ⟺ |
| LaTeX | \Longleftrightarrow |
| Symbol | ⟺ |
| URL encode (UTF-8 percent) | %E2%9F%BA |
| Spoken / screen reader name | Long Left Right Double Arrow |