⇄
Technical information
| Symbol | ⇄ | |
| Name | Rightwards arrow over leftwards arrow | |
| Unicode number | U+21C4 | |
| Category | Paired triangle-headed arrows | |
| Description | The Unicode character ⇄, or U+21C4, is known as the "Rightwards Arrow Over Leftwards Arrow". It belongs to the "Arrows" block and falls under the "Symbol, Math" category in the Unicode standard. This character is a graphic representation of two horizontal arrows, one pointing right and layered on top of another pointing left. It is commonly used in contexts to represent exchange, swap, or mutual actions between two entities. The specific appearance and usage of this character can depend on the system and application it's being used in. |
Encoding
| HTML Entity | ⇄ | |
| HTML Entity (hex) | ⇄ | |
| HTML Entity (named) | ⇄ | |
| URL Escape Code | %E2%87%84 | |
| UTF-8 (hex) | 0xE2 0x87 0x84 | |
| UTF-8 (binary) | 11100010:10000111:10000100 | |
| UTF-16 | 0x21C4 | |
| UTF-32 | 0x000021C4 |
Source Code
| C, C++, and Java | "\u21C4" | |
| CSS Code | \21C4 | |
| JavaScript | "\u21C4" | |
| Perl | \x{21C4} | |
| Python 2 | u"\u21C4" | |
| Python 3 | \u21C4 | |
| Ruby | \u{21C4} |
Preview
This Unicode character looks like this ⇄ in sentence and in bold like this ⇄ and in italic like this ⇄.
input-group
Font size:
⇄
12px
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16px
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20px
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28px
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36px
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48px
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72px
CSS Property: font-weight
⇄
100
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200
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300
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400
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500
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600
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700
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800
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900
HTML Forms and Input
input
disabled input
⇄
select
button
button
Code examples in HTML and CSS
<span>⇄</span>
span {
content: "\21C4";
}The symbol in different fonts
⇄
-apple-system
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Apple Color Emoji
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Arial
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BlinkMacSystemFont
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Courier New
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Georgia
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Droid Sans
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Helvetica
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Noto Sans
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Oxygen
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Roboto
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"Segoe UI"
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sans-serif
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Segoe UI Emoji
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Segoe UI Symbol
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system-ui
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Times New Roman
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Ubuntu
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Verdana