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News

   August 2025
  - Copy to clipboard added.
  - Unicode 16.0 update.

   Blocks Added
   - Tulu‑Tigalari – new: 80 characters
   - Garay – new: 69 characters
   - Gurung Khema – new: 58 characters
   - Kirat Rai – new: 58 characters
   - Todhri – new: 52 characters
   - Sunuwar – new: 44 characters
   - Ol Onal – new: 44 characters

DOUBLE-STRUCK CAPITAL R character

DOUBLE-STRUCK CAPITAL R specifications

Name:

DOUBLE-STRUCK CAPITAL R

Hex Number:

U+211D

Decimal Number:

8477

HTML Entity (Dec):

ℝ

HTML Entity (Hex):

ℝ

Alternate Name:

DOUBLE-STRUCK R

Category:

Lu (Uppercase Letter)

Bidi Class:

L (Left-to-Right)

Mirrored:

Decomposition:

<font> 0052

Combining Class:

Unicode Block:

Letterlike Symbols

Script:

Common

Plane:

Plane Code:

BMP (Basic Multilingual Plane)

Plane Range:

0000-FFFF

Character Preview:

ℝ

About DOUBLE-STRUCK CAPITAL R

Double-struck Capital R (U+211D) is a Unicode uppercase letter from the Letterlike Symbols block. It resides on Plane 0 (BMP, Basic Multilingual Plane), has bidirectional class L (left-to-right), is not mirrored, and has combining class 0 (Not Reordered). In HTML it can be written as ℝ or ℝ.