| Symbol Name | Up Down Arrow With Base |
| Unicode Version | 1.1 |
| Unicode | U+21A8 |
| Unicode block | |
| General category | Other Symbol (So) |
| CSS Code | \21A8 |
| Hex Code | 0x21A8 |
| HTML Code | ↨ |
| LaTeX | \text{UPDOWNARROWWITHBASE} |
| Symbol | ↨ |
| URL encode (UTF-8 percent) | %E2%86%A8 |
| Spoken / screen reader name | Up Down Arrow With Base |
| UTF-8 | E2 86 A8 |
| UTF-16 | 21A8 |
| UTF-32 | 000021A8 |
1\documentclass{article}2\usepackage{pifont}3\text{UPDOWNARROWWITHBASE}4\end{document}You can type the up down arrow with base symbol on most modern devices with the help of following methods:
Alt + 8616 on Windows (numeric keypad with Num Lock), or insert via Character Map.
Edit → Emoji & Symbols, search "up down arrow with base", or use Unicode Hex Input with 21A8.
Ctrl + Shift + U, type 21a8, 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.up-down-arrow-with-base::before { content: "\21A8"; }1<span>↨</span>Up Down Arrow With Base symbol's representation in different programming languages can be found in the table below:
| Language | Representation |
|---|---|
| JavaScript / TypeScript | '\u21A8' or String.fromCodePoint(8616) |
| Python | '\N{UP DOWN ARROW WITH BASE}' or chr(8616) |
| Rust | '\u{21A8}' |
| C / C++ | UTF-8 source or wchar_t with U+21A8 |
| Go | string(rune(0x21A8)) |
| Ruby | "\u{21A8}" |