U+1A7A "᩺" Tai Tham Sign Ra Haam Unicode Character
Unicode Version 17.0
᩺
U+1A7A "᩺" Tai Tham Sign Ra Haam is a diacritical mark used in the Tai Tham script, which historically writes the Tai Yuan, Tai Lue, and Khün languages of Southeast Asia. This sign functions as a vowel shortening or length marker, indicating that a following vowel sound should be articulated as short rather than long, and it is typically placed above or attached to a consonant to modify its phonetic value. In the Tai Tham writing system, Ra Haam plays a specific role in accurately representing the tonal and vowel distinctions of the spoken languages, preserving the orthographic traditions of Buddhist manuscripts and modern digital texts.
General Properties
| Code Point | U+1A7A |
| Version Added | 5.2 |
| Name | Tai Tham Sign Ra Haam |
| Block | Tai Tham |
| General Category | Nonspacing Mark |
| Canonical Combining Class | Above |
| Bidirectional Class | Nonspacing Mark |
Encodings
| HTML Decimal Encoding | ᩺ |
| HTML Hex Encoding | ᩺ |
| UTF-8 Encoding | 0xE1 0xA9 0xBA |
| UTF-16 Encoding | 0x1A7A |
| UTF-32 Encoding | 0x00001A7A |
| C/C++/Java Escape | \u1a7a |