Source: Noto Sans Symbols 2

U+2417 Symbol for End of Transmission Block

U+2417 was added in Unicode version 1.1 in 1993. It belongs to the block U+2400 to U+243F Control Pictures in the U+0000 to U+FFFF Basic Multilingual Plane.

This character is a Other Symbol and is commonly used, that is, in no specific script.

The glyph is not a composition. It has no designated width in East Asian texts. In bidirectional text it acts as Other Neutral. When changing direction it is not mirrored. The word that U+2417 forms with similar adjacent characters prevents a line break inside it.

The Wikipedia has the following information about this codepoint:

End-of-Transmission-Block (ETB) is a communications control character used to indicate the end of a block of data for communications purposes. ETB is used for segmenting data into blocks when the block structure is not necessarily related to the processing function.
In ASCII, ETB is code point 23 (0x17, or ^W in caret notation) in the C0 control code set. In EBCDIC, ETB is code point 0x26.
Unicode also includes a character for the visual representation of the character: U+2417 ␗ SYMBOL FOR END OF TRANSMISSION BLOCK.

Representations

System	Representation (click value to copy)
Nº	9239
UTF-8	E2 90 97
UTF-16	24 17
UTF-32	00 00 24 17
URL-Quoted	%E2%90%97
HTML hex reference	␗
Wrong windows-1252 Mojibake	â—
Encoding: GB18030 (hex bytes)	81 37 85 33
RFC 5137	\u'2417'
Bash and Zsh inside `echo -e`	\u2417
C and C++	\u2417
C#	\u2417
CSS	\002417
Excel	=UNICHAR(9239)
Go	\u2417
JavaScript	\u2417
Modern JavaScript since ES6	\u{2417}
JSON	\u2417
Java	\u2417
Lua	\u{2417}
Matlab	char(9239)
Perl	"\x{2417}"
PHP	\u{2417}
PostgreSQL	U&'\2417'
PowerShell	`u{2417}
Python	\u2417
Ruby	\u{2417}
Rust	\u{2417}
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Elsewhere

Complete Record

Property	Value
Age (age)	1.1 (1993)
Unicode Name (na)	SYMBOL FOR END OF TRANSMISSION BLOCK
Unicode 1 Name (na1)	GRAPHIC FOR END OF TRANSMISSION BLOCK
Block (blk)	Control Pictures
General Category (gc)	Other Symbol
Script (sc)	Common
Bidirectional Category (bc)	Other Neutral
Combining Class (ccc)	Not Reordered
Decomposition Type (dt)	none
Decomposition Mapping (dm)	Symbol for End of Transmission Block
Lowercase (Lower)	✘
Simple Lowercase Mapping (slc)	Symbol for End of Transmission Block
Lowercase Mapping (lc)	Symbol for End of Transmission Block
Uppercase (Upper)	✘
Simple Uppercase Mapping (suc)	Symbol for End of Transmission Block
Uppercase Mapping (uc)	Symbol for End of Transmission Block
Simple Titlecase Mapping (stc)	Symbol for End of Transmission Block
Titlecase Mapping (tc)	Symbol for End of Transmission Block
Case Folding (cf)	Symbol for End of Transmission Block
ASCII Hex Digit (AHex)	✘
Alphabetic (Alpha)	✘
Bidi Control (Bidi_C)	✘
Bidi Mirrored (Bidi_M)	✘
Composition Exclusion (CE)	✘
Case Ignorable (CI)	✘
Changes When Casefolded (CWCF)	✘
Changes When Casemapped (CWCM)	✘
Changes When NFKC Casefolded (CWKCF)	✘
Changes When Lowercased (CWL)	✘
Changes When Titlecased (CWT)	✘
Changes When Uppercased (CWU)	✘
Cased (Cased)	✘
Full Composition Exclusion (Comp_Ex)	✘
Default Ignorable Code Point (DI)	✘
Dash (Dash)	✘
Deprecated (Dep)	✘
Diacritic (Dia)	✘
Emoji Modifier Base (EBase)	✘
Emoji Component (EComp)	✘
Emoji Modifier (EMod)	✘
Emoji Presentation (EPres)	✘
Emoji (Emoji)	✘
Extender (Ext)	✘
Extended Pictographic (ExtPict)	✘
FC NFKC Closure (FC_NFKC)	Symbol for End of Transmission Block
Grapheme Cluster Break (GCB)	Any
Grapheme Base (Gr_Base)	✔
Grapheme Extend (Gr_Ext)	✘
Grapheme Link (Gr_Link)	✘
Hex Digit (Hex)	✘
Hyphen (Hyphen)	✘
ID Continue (IDC)	✘
ID Start (IDS)	✘
IDS Binary Operator (IDSB)	✘
IDS Trinary Operator and (IDST)	✘
IDSU (IDSU)	0
ID_Compat_Math_Continue (ID_Compat_Math_Continue)	0
ID_Compat_Math_Start (ID_Compat_Math_Start)	0
Ideographic (Ideo)	✘
InCB (InCB)	None
Indic Mantra Category (InMC)	—
Indic Positional Category (InPC)	NA
Indic Syllabic Category (InSC)	Other
Jamo Short Name (JSN)	—
Join Control (Join_C)	✘
Logical Order Exception (LOE)	✘
Modifier Combining Mark (MCM)	✘
Math (Math)	✘
Noncharacter Code Point (NChar)	✘
NFC Quick Check (NFC_QC)	Yes
NFD Quick Check (NFD_QC)	Yes
NFKC Casefold (NFKC_CF)	Symbol for End of Transmission Block
NFKC Quick Check (NFKC_QC)	Yes
NFKC_SCF (NFKC_SCF)	Symbol for End of Transmission Block
NFKD Quick Check (NFKD_QC)	Yes
Other Alphabetic (OAlpha)	✘
Other Default Ignorable Code Point (ODI)	✘
Other Grapheme Extend (OGr_Ext)	✘
Other ID Continue (OIDC)	✘
Other ID Start (OIDS)	✘
Other Lowercase (OLower)	✘
Other Math (OMath)	✘
Other Uppercase (OUpper)	✘
Prepended Concatenation Mark (PCM)	✘
Pattern Syntax (Pat_Syn)	✔
Pattern White Space (Pat_WS)	✘
Quotation Mark (QMark)	✘
Regional Indicator (RI)	✘
Radical (Radical)	✘
Sentence Break (SB)	Other
Soft Dotted (SD)	✘
Sentence Terminal (STerm)	✘
Terminal Punctuation (Term)	✘
Unified Ideograph (UIdeo)	✘
Variation Selector (VS)	✘
Word Break (WB)	Other
White Space (WSpace)	✘
XID Continue (XIDC)	✘
XID Start (XIDS)	✘
Expands On NFC (XO_NFC)	✘
Expands On NFD (XO_NFD)	✘
Expands On NFKC (XO_NFKC)	✘
Expands On NFKD (XO_NFKD)	✘
Bidi Paired Bracket (bpb)	Symbol for End of Transmission Block
Bidi Paired Bracket Type (bpt)	None
East Asian Width (ea)	neutral
Hangul Syllable Type (hst)	Not Applicable
ISO 10646 Comment (isc)	—
Joining Group (jg)	No_Joining_Group
Joining Type (jt)	Non Joining
Line Break (lb)	Alphabetic
Numeric Type (nt)	none
Numeric Value (nv)	not a number
Simple Case Folding (scf)	Symbol for End of Transmission Block
Script Extension (scx)
Vertical Orientation (vo)	U