HTML Entity for Long Right Double Arrow From Bar (⟾)

Beginner
⏱️ 5 min read
📚 Updated: Jun 2026
🎯 1 Code Example
Unicode U+27FE

What You'll Learn

How to display the Long Right Double Arrow From Bar (⟾) symbol in HTML using hexadecimal, decimal, and CSS escape methods. This character is U+27FE (LONG RIGHTWARDS DOUBLE ARROW FROM BAR) in the Supplemental Arrows-C block.

Render it with ⟾, ⟾, or CSS escape \27FE. There is no named HTML entity. It combines a vertical bar with a long right double arrow and is used for implication from bar, mappings, and technical content. For the long double arrow without a bar, see Long Right Double Arrow (⟹, ⟹).

⚡ Quick Reference — Long Right Double Arrow From Bar

Unicode U+27FE

Supplemental Arrows-C

Hex Code ⟾

Hexadecimal reference

HTML Code ⟾

Decimal reference

Named Entity

No named entity

Reference Table
Name           Value
────────────   ──────────
Unicode        U+27FE
Hex code       ⟾
HTML code      ⟾
Named entity   (none)
CSS code       \27FE
Meaning        Long rightwards double arrow from bar
Related        U+27F9 = ⟹ (long right double arrow)
Block          Supplemental Arrows-C
1

Complete HTML Example

A simple example showing the Long Right Double Arrow From Bar (⟾) using hexadecimal code, decimal HTML code, and a CSS content escape:

html
<!DOCTYPE html>
<html>
<head>
 <style>
  #point:after{
   content: "\27FE";
  }
 </style>
</head>
<body>
<p>Symbol (hex): &#x27FE;</p>
<p>Symbol (decimal): &#10238;</p>
<p id="point">Symbol (CSS): </p>
</body>
</html>
Try it Yourself

🌐 Browser Support

The Long Right Double Arrow From Bar (⟾) is supported in modern browsers when the font includes Supplemental Arrows glyphs:

Chrome1+
Firefox1+
Safari1+
Edge12+
Opera4+
Android4.4+
iOS Safari1+

👀 Live Preview

See the Long Right Double Arrow From Bar (⟾) in math and diagram contexts:

Large glyph
MappingDomain ⟾ Codomain
LogicP ⟾ Q (implies)
Compare⟾ (double from bar) vs ⟹ (long double)
Numeric refs&#x27FE; &#10238; \27FE

🧠 How It Works

1

Hexadecimal Code

&#x27FE; uses the Unicode hexadecimal value 27FE to display the long double arrow from bar.

HTML markup
2

Decimal HTML Code

&#10238; uses the decimal Unicode value 10238 to display the same character.

HTML markup
3

CSS Entity

\27FE is used in CSS stylesheets, particularly in the content property of pseudo-elements.

CSS stylesheet
=

Same visual result

All three methods produce the glyph: . Unicode U+27FE is in Supplemental Arrows-C. There is no named HTML entity. Previous: Long Right Double Arrow.

Use Cases

The Long Right Double Arrow From Bar (⟾) is commonly used in:

📐 Math notation

Implication from bar, mappings, and “to” notation with double-arrow emphasis.

📊 Flowcharts

Strong rightward flow with a bar to indicate a specific relation type.

📄 Technical docs

Indicate “maps to” or strong implication in specs and API docs.

🔬 Logic & sets

Represent implication or “if” with bar styling.

🌐 UI & navigation

Distinct “forward” indicator combining double arrows and bar styling.

📚 Education

Explain functions, mappings, or implications in textbooks and tutorials.

💡 Best Practices

Do

  • Use numeric references (&#x27FE; or &#10238;) in HTML for portability
  • Use \27FE in CSS content when inserting via pseudo-elements
  • Clarify meaning in math or logic (e.g. “maps to,” “implies”)
  • Pair the symbol with text or ARIA labels for accessibility
  • Serve pages with UTF-8 (<meta charset="utf-8">)

Don’t

  • Confuse ⟾ with ⟹ (Long Right Double Arrow) or ⟼ (Long Right Arrow From Bar)
  • Put CSS escape \27FE in HTML text nodes
  • Assume every font renders supplemental arrows identically—test on mobile
  • Rely on the arrow glyph alone for screen reader users
  • Expect a named HTML entity—only numeric codes work for ⟾

Key Takeaways

1

Three references render ⟾ (no named entity)

&#x27FE; &#10238;
2

For CSS stylesheets, use the escape in the content property

\27FE
3

Unicode U+27FE — LONG RIGHTWARDS DOUBLE ARROW FROM BAR

4

Differs from ⟹ (long double) and ⟼ (long single from bar)

❓ Frequently Asked Questions

Use &#x27FE; (hex), &#10238; (decimal), or \27FE in CSS content. All produce ⟾. There is no named HTML entity.
U+27FE (LONG RIGHTWARDS DOUBLE ARROW FROM BAR). Supplemental Arrows-C block. Hex 27FE, decimal 10238. The symbol shows a long rightward double arrow from a vertical bar.
For mathematical notation (implication from bar, mappings), logical expressions, flowcharts, technical documentation, and UI elements that indicate strong direction or assignment to the right with double-arrow emphasis.
HTML code (&#10238; or &#x27FE;) is used in HTML content. The CSS entity (\27FE) is used in CSS, e.g. in the content property of ::before or ::after. Both produce ⟾ but in different contexts.
Named HTML entities are typically reserved for ASCII, Latin-1, and some common symbols. Supplemental arrows like ⟾ use numeric codes (hex or decimal) because they are part of specialized Unicode blocks.

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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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