HTML Entity for Right Two Headed Arrow Vertical Stroke (⤀)

Beginner
⏱️ 5 min read
📚 Updated: Jun 2026
🎯 1 Code Example
Unicode U+2900

What You'll Learn

How to display the Right Two Headed Arrow Vertical Stroke (⤀) in HTML using hexadecimal, decimal, and CSS escape methods. This symbol is U+2900 (RIGHTWARDS TWO-HEADED ARROW WITH VERTICAL STROKE) in the Supplemental Arrows-B block (U+2900–U+297F)—a two-headed arrow with a single vertical stroke, used for bidirectional flow, mathematical notation, and diagram emphasis.

Use ⤀, ⤀, or CSS \2900. There is no named HTML entity. Do not confuse ⤀ with U+21A0 (↠, plain two headed arrow / ↠), U+2901 (⤁, double vertical stroke), or U+2917 (⤗, tail with vertical stroke).

⚡ Quick Reference — Right Two Headed Arrow Vertical Stroke

Unicode U+2900

Supplemental Arrows-B

Hex Code ⤀

Hexadecimal reference

HTML Code ⤀

Decimal reference

Named Entity

Use numeric codes only

Reference Table
Name           Value
────────────   ──────────
Unicode        U+2900
Hex code       ⤀
HTML code      ⤀
Named entity   (none)
CSS code       \2900
Meaning        Two headed arrow with vertical stroke
Related        U+21A0 = rightwards two headed arrow (↠ / ↠)
               U+2901 = double vertical stroke (⤁)
               U+2917 = tail with vertical stroke (⤗)
1

Complete HTML Example

A simple example showing the Right Two Headed Arrow Vertical Stroke (⤀) using hexadecimal code, decimal HTML code, and a CSS content escape:

html
<!DOCTYPE html>
<html>
<head>
 <style>
  #point:after{
   content: "\2900";
  }
 </style>
</head>
<body>
<p>Symbol (hex): &#x2900;</p>
<p>Symbol (decimal): &#10496;</p>
<p id="point">Symbol (CSS): </p>
</body>
</html>
Try it Yourself

🌐 Browser Support

The Right Two Headed Arrow Vertical Stroke (⤀) is universally supported in all modern browsers when the font includes Supplemental Arrows-B glyphs:

Chrome 1+
Firefox 1+
Safari 1+
Edge 12+
Opera 4+
Android 4.4+
iOS Safari 1+

👀 Live Preview

See the Right Two Headed Arrow Vertical Stroke (⤀) rendered live in different contexts:

Inline notation Bidirectional flow ⤀ with vertical stroke.
Large glyph
Flow notation A ⤀ B (two-way link)
Arrow comparison ↠ ⤀ ⤁
Numeric refs &#x2900; &#10496; \2900
Diagrams Use ⤀ for bidirectional links with a single vertical stroke.

🧠 How It Works

1

Hexadecimal Code

&#x2900; uses the Unicode hexadecimal value 2900 for the right two headed arrow with vertical stroke. The x prefix indicates hexadecimal format.

HTML markup
2

Decimal HTML Code

&#10496; uses the decimal Unicode value 10496 to display the same character.

HTML markup
3

CSS Entity

\2900 is used in CSS stylesheets in the content property of pseudo-elements like ::after.

CSS stylesheet
=

Same visual result

All three methods produce . Unicode U+2900 is in the Supplemental Arrows-B block. There is no named HTML entity. Previous: Right Two Headed Arrow Tail Vertical Stroke (U+2917).

Use Cases

The Right Two Headed Arrow Vertical Stroke (⤀) is commonly used in:

⇄ Bidirectional Indicators

Show two-way relationships with vertical stroke emphasis.

∑ Mathematical Notation

Use in equations and logical expressions requiring this arrow variant.

📊 Flowcharts

Indicate bidirectional flow with vertical stroke modifiers.

📄 Technical Diagrams

Include in architecture and system diagrams with specialized arrow notation.

🛠 Process Flows

Document workflows with two-headed transitions and vertical stroke markers.

📚 Documentation

Reference bidirectional API or system links in HTML technical docs.

💡 Best Practices

Do

  • Use &#x2900; or &#10496; for HTML markup
  • Add aria-label or surrounding text for accessibility
  • Distinguish ⤀ from ↠ (plain two headed), ⤁ (double stroke), and ⤗ (tail variant)
  • Verify your font supports Supplemental Arrows-B (U+2900)
  • Keep one entity style per project for consistency

Don’t

  • Confuse ⤀ with ↠, ⤁, or ⤗
  • Assume a named HTML entity exists—there is none for U+2900
  • Use CSS \2900 inside HTML text nodes
  • Rely on the arrow alone without context for screen readers
  • Mix entity styles randomly in one file
  • Assume all fonts render supplemental arrow glyphs identically

Key Takeaways

1

Two HTML references plus CSS all render ⤀

&#x2900; &#10496;
2

For CSS, use \2900 in the content property

3

Unicode U+2900 — RIGHTWARDS TWO-HEADED ARROW WITH VERTICAL STROKE

4

No named HTML entity—use numeric hex or decimal codes

❓ Frequently Asked Questions

Use &#x2900; (hex), &#10496; (decimal), or \2900 in CSS content. There is no named HTML entity. All three methods render ⤀ correctly.
U+2900 (RIGHTWARDS TWO-HEADED ARROW WITH VERTICAL STROKE). Supplemental Arrows-B block (U+2900–U+297F). Hex 2900, decimal 10496.
In bidirectional indicators, mathematical notation, flowcharts, diagrams, process flows, and technical documentation where a two-headed arrow with vertical stroke is needed.
HTML references (&#10496; or &#x2900;) go in markup. The CSS escape \2900 is used in stylesheets, typically on ::before or ::after. Both produce ⤀.
Named HTML entities cover a subset of common characters. Supplemental Arrows-B symbols like U+2900 use numeric hex or decimal codes or CSS escapes, which is standard for specialized arrow symbols in HTML.

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About the author

Mari Selvan M P
Mari Selvan M P 🔗

Developer, cloud engineer, and technical writer

  • Experience 12 years building web and cloud systems
  • Focus Full Stack Development, AWS, and Developer Education

I write practical tutorials so students and working developers can learn by doing—from databases and APIs to deployment on AWS.

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