U+0661 "١" Arabic-Indic Digit One Unicode Character

Unicode Version 17.0

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U+0661 "١" Arabic-Indic Digit One is a numeral used in the Arabic script for writing the digit one, primarily in Arabic speaking regions across the Middle East and North Africa. It differs visually from the Western Arabic digit "1" by appearing as a single vertical stroke that curves slightly to the left at the top and bottom. This character is part of the Arabic block in Unicode and is encoded at code point U+0661, serving as one of the ten basic digits in the Arabic Indic numeral system, which is employed for representing numbers in languages such as Arabic, Urdu, and Persian. Its usage is distinct from the Eastern Arabic numeral "1" (U+06F1) used in other regions like Iran and Pakistan, highlighting regional variations in numeral representation.

General Properties

Code Point U+0661
Version Added 1.1
Name Arabic-Indic Digit One
Block Arabic
General Category Decimal Number
Canonical Combining Class Not Reordered
Bidirectional Class Arabic Number

Encodings

HTML Decimal Encoding ١
HTML Hex Encoding ١
UTF-8 Encoding 0xD9 0xA1
UTF-16 Encoding 0x0661
UTF-32 Encoding 0x00000661
C/C++/Java Escape \u0661

Unicode Properties

NFC Quick Check Yes
NFD Quick Check Yes
NFKC Quick Check Yes
NFKD Quick Check Yes
Numeric Type Decimal
Numeric Value 1
Line Break Numeric
Script Arabic
Script Extensions Arabic Thaana Yezidi
Indic Syllabic Category Other
ID Continue Yes
XID Continue Yes
Vertical Orientation Rotated
Grapheme Base Yes
Grapheme Cluster Break Other
Word Break Numeric
Sentence Break Numeric