U+2357 "⍗" Apl Functional Symbol Quad Downwards Arrow Unicode Character

Unicode Version 17.0

U+2357 "⍗" Apl Functional Symbol Quad Downwards Arrow is a glyph used exclusively within the APL programming language, where it represents a specific function related to the concept of a "quad" (a placeholder for system input or output) combined with a downward arrow that typically indicates a reduction operation or a direction for data flow. In APL's specialized notation, this symbol can denote a particular system command or a user-defined function that operates on arrays, often reducing them along a specified axis or extracting a downward-directed component. As part of the APL character set, it appears in text only when using APL-compatible fonts and is not used in general writing, serving instead as a precise tool for array-oriented computation and mathematical expression.

General Properties

Code Point U+2357
Version Added 1.1
Name Apl Functional Symbol Quad Downwards Arrow
Block Miscellaneous Technical
General Category Other Symbol
Canonical Combining Class Not Reordered
Bidirectional Class Left To Right

Encodings

HTML Decimal Encoding ⍗
HTML Hex Encoding ⍗
UTF-8 Encoding 0xE2 0x8D 0x97
UTF-16 Encoding 0x2357
UTF-32 Encoding 0x00002357
C/C++/Java Escape \u2357

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 Alphabetic
Script Common
Script Extensions Common
Indic Syllabic Category Other
Pattern Syntax Yes
Vertical Orientation Rotated
Grapheme Base Yes
Grapheme Cluster Break Other
Word Break Other
Sentence Break Other