U+311E "ㄞ" Bopomofo Letter Ai Unicode Character

Unicode Version 17.0

U+311E "ㄞ" Bopomofo Letter Ai is a phonetic symbol used in the Bopomofo (also known as Zhuyin Fuhao) system, which originated early to mid 20th century in China as a method for teaching Mandarin pronunciation and transcribing its sounds. This particular character represents the vowel sound "ai" as in the English word "eye" or the Mandarin word for love "ài", and it functions as a standalone final in phonetic spelling, appearing in dictionaries and educational materials for Mandarin learners, especially in Taiwan. Its inclusion in the Unicode standard ensures consistent digital representation across platforms for linguistic study, language learning apps, and textual transcriptions of spoken Chinese.

General Properties

Code Point U+311E
Version Added 1.1
Name Bopomofo Letter Ai
Block Bopomofo
General Category Other Letter
Canonical Combining Class Not Reordered
Bidirectional Class Left To Right

Encodings

HTML Decimal Encoding ㄞ
HTML Hex Encoding ㄞ
UTF-8 Encoding 0xE3 0x84 0x9E
UTF-16 Encoding 0x311E
UTF-32 Encoding 0x0000311E
C/C++/Java Escape \u311e

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 Ideographic
East Asian Width Wide
Script Bopomofo
Script Extensions Bopomofo
Indic Syllabic Category Other
ID Start Yes
XID Start Yes
ID Continue Yes
XID Continue Yes
Alphabetic Yes
Vertical Orientation Upright
Grapheme Base Yes
Grapheme Cluster Break Other
Word Break Alphabetic letter
Sentence Break OLetter