The Up Down Arrow symbol (↕). Copy and paste it, or use its Unicode, HTML, and CSS codes.
More from Arrows.
The quickest way is to copy ↕ from this page and paste it anywhere. You can also insert it with its Unicode, HTML, or alt code listed above.
↕ is U+2195 (decimal 8597).
Use ↕ in HTML to render ↕ on a web page.
On Windows you can type it with Alt+8597 (hold Alt and enter the number on the numeric keypad).
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