U+1A70 "ᩰ" Tai Tham Vowel Sign Oo Unicode Character

Unicode Version 17.0

U+1A70 "ᩰ" Tai Tham Vowel Sign Oo is a combining mark used in the Tai Tham script, which is historically employed for writing languages such as Northern Thai (Kham Mueang), Tai Lü, and Khün. This specific vowel sign represents the long 'oo' sound and is positioned above a consonant character to modify its pronunciation, playing a crucial role in accurately representing the vocalic system of these related Tai languages. Its inclusion in the Unicode standard ensures the digital preservation and correct rendering of this traditional Southeast Asian script across modern electronic devices and software applications.

General Properties

Code Point U+1A70
Version Added 5.2
Name Tai Tham Vowel Sign Oo
Block Tai Tham
General Category Spacing Mark
Canonical Combining Class Not Reordered
Bidirectional Class Left To Right

Encodings

HTML Decimal Encoding ᩰ
HTML Hex Encoding ᩰ
UTF-8 Encoding 0xE1 0xA9 0xB0
UTF-16 Encoding 0x1A70
UTF-32 Encoding 0x00001A70
C/C++/Java Escape \u1a70

Unicode Properties

NFC Quick Check Yes
NFD Quick Check Yes
NFKC Quick Check Yes
NFKD Quick Check Yes
Numeric Type None
Numeric Value NaN
Line Break Complex Context Dependent (South East Asian)
Script Tai Tham
Script Extensions Tai Tham
Indic Syllabic Category Vowel Dependent
Indic Positional Category Left
ID Continue Yes
XID Continue Yes
Alphabetic Yes
Other Alphabetic Yes
Vertical Orientation Rotated
Grapheme Base Yes
Grapheme Cluster Break Spacing Mark
Word Break Extend
Sentence Break Extend