U+AA31 "ꨱ" Cham Vowel Sign Au Unicode Character

Unicode Version 17.0

U+AA31 "ꨱ" Cham Vowel Sign Au is a combining diacritical mark used for writing the Cham language, particularly in the Cham script native to the Cham people of Vietnam and Cambodia. This character represents the vowel sound "au" and is placed above or attached to a consonant base to modify its pronunciation, forming part of the complex syllable structure of the Cham script. As a component of Unicode’s Cham block, it helps preserve and digitally represent the Austronesian language, which has a rich historical and cultural heritage tied to the ancient Champa kingdoms.

General Properties

Code Point U+AA31
Version Added 5.1
Name Cham Vowel Sign Au
Block Cham
General Category Nonspacing Mark
Canonical Combining Class Not Reordered
Bidirectional Class Nonspacing Mark

Encodings

HTML Decimal Encoding ꨱ
HTML Hex Encoding ꨱ
UTF-8 Encoding 0xEA 0xA8 0xB1
UTF-16 Encoding 0xAA31
UTF-32 Encoding 0x0000AA31
C/C++/Java Escape \uaa31

Unicode Properties

NFC Quick Check Yes
NFD Quick Check Yes
NFKC Quick Check Yes
NFKD Quick Check Yes
Numeric Type None
Numeric Value NaN
Joining Type Transparent
Line Break Combining Mark
Case Ignorable Yes
Script Cham
Script Extensions Cham
Indic Syllabic Category Vowel Dependent
Indic Positional Category Top
Indic Conjunct Break Extend
ID Continue Yes
XID Continue Yes
Alphabetic Yes
Other Alphabetic Yes
Vertical Orientation Rotated
Grapheme Extend Yes
Grapheme Cluster Break Extend
Word Break Extend
Sentence Break Extend