Unicode Utilities: Character Properties

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FFFD
REPLACEMENT CHARACTER
Other Symbol
id: allowed
confuse: none
Properties for U+FFFD
With Non-Default ValuesWith Default Values
AgeV1_1
Bidi_ClassOther_Neutral
Bidi_Mirroring_Glyphnull
Bidi_Paired_Bracketnull
BlockSpecials
CJK_Radicalnull
East_Asian_WidthAmbiguous
Emoji_DCMnull
Emoji_KDDInull
Emoji_SBnull
Equivalent_Unified_Ideographnull
exemplar
exemplar_aux
exemplar_punct
General_CategoryOther_Symbol
Grapheme_BaseYes
Identifier_TypeNot_XID
idna2008DISALLOWED
ISO_Commentnull
Jamo_Short_Namenull
Line_BreakAmbiguous
Name_Aliasnull
Named_Sequencesnull
Named_Sequences_Provnull
ScriptCommon
Script_ExtensionsCommon
Standardized_Variantnull
subheadReplacement characters
toIdna2003null
toUts46nnull
toUts46tnull
ucaFFFD
uca205
uca2.501
uca305
Unicode_1_Namenull
Vertical_OrientationUpright
AlphabeticNo
ANYYes
ASCIINo
ASCII_Hex_DigitNo
Basic_EmojiNo
Bidi_ControlNo
Bidi_MirroredNo
Bidi_Paired_Bracket_TypeNone
bmpYes
Canonical_Combining_ClassNot_Reordered
Case_Folding
Case_IgnorableNo
CasedNo
Changes_When_CasefoldedNo
Changes_When_CasemappedNo
Changes_When_LowercasedNo
Changes_When_NFKC_CasefoldedNo
Changes_When_TitlecasedNo
Changes_When_UppercasedNo
Composition_ExclusionNo
Confusable_MA
Confusable_ML
Confusable_SA
Confusable_SL
DashNo
Decomposition_Mapping
Decomposition_TypeNone
Default_Ignorable_Code_PointNo
DeprecatedNo
DiacriticNo
EmojiNo
Emoji_ComponentNo
Emoji_ModifierNo
Emoji_Modifier_BaseNo
Emoji_PresentationNo
Expands_On_NFCNo
Expands_On_NFDNo
Expands_On_NFKCNo
Expands_On_NFKDNo
Extended_PictographicNo
ExtenderNo
FC_NFKC_Closure
Full_Composition_ExclusionNo
Grapheme_Cluster_BreakOther
Grapheme_ExtendNo
Grapheme_LinkNo
Hangul_Syllable_TypeNot_Applicable
HanTypena
Hex_DigitNo
HyphenNo
ID_Compat_Math_ContinueNo
ID_Compat_Math_StartNo
ID_ContinueNo
ID_StartNo
Identifier_StatusRestricted
IdeographicNo
Idn_2008na
Idn_Mapping
Idn_Statusdisallowed
idna2003disallowed
idna2008cdisallowed
IDS_Binary_OperatorNo
IDS_Trinary_OperatorNo
IDS_Unary_OperatorNo
Indic_Conjunct_BreakNone
Indic_Positional_CategoryNA
Indic_Syllabic_CategoryOther
isNFCYes
isNFDYes
isNFKCYes
isNFKDYes
isNFMYes
Join_ControlNo
Joining_GroupNo_Joining_Group
Joining_TypeNon_Joining
Logical_Order_ExceptionNo
LowercaseNo
Lowercase_Mapping
MathNo
Modifier_Combining_MarkNo
NFC_Quick_CheckYes
NFD_Quick_CheckYes
NFKC_Casefold
NFKC_Quick_CheckYes
NFKC_Simple_Casefold
NFKD_Quick_CheckYes
Noncharacter_Code_PointNo
Numeric_TypeNone
Numeric_ValueNaN
Other_AlphabeticNo
Other_Default_Ignorable_Code_PointNo
Other_Grapheme_ExtendNo
Other_ID_ContinueNo
Other_ID_StartNo
Other_Joining_TypeDeduce_From_General_Category
Other_LowercaseNo
Other_MathNo
Other_UppercaseNo
Pattern_SyntaxNo
Pattern_White_SpaceNo
Prepended_Concatenation_MarkNo
Quotation_MarkNo
RadicalNo
Regional_IndicatorNo
RGI_EmojiNo
RGI_Emoji_Flag_SequenceNo
RGI_Emoji_Keycap_SequenceNo
RGI_Emoji_Modifier_SequenceNo
RGI_Emoji_Tag_SequenceNo
RGI_Emoji_Zwj_SequenceNo
Sentence_BreakOther
Sentence_TerminalNo
Simple_Case_Folding
Simple_Lowercase_Mapping
Simple_Titlecase_Mapping
Simple_Uppercase_Mapping
Soft_DottedNo
Terminal_PunctuationNo
Titlecase_Mapping
toCasefold
toLowercase
toNFC
toNFD
toNFKC
toNFKD
toNFM
toTitlecase
toUppercase
Unified_IdeographNo
UppercaseNo
Uppercase_Mapping
uts46disallowed
Variation_SelectorNo
White_SpaceNo
Word_BreakOther
XID_ContinueNo
XID_StartNo

The list includes both Unicode Character Properties and some additions (like idna2003 or subhead)


Fonts and Display. If you don't have a good set of Unicode fonts (and modern browser), you may not be able to read some of the characters. Some suggested fonts that you can add for coverage are: Noto Fonts site, Unicode Fonts for Ancient Scripts, Large, multi-script Unicode fonts. See also: Unicode Display Problems.

Version 3.9; ICU version: 74.1; Unicode/Emoji version: 15.1.0;