Character
Code point	`U+001F` = `31`₁₀ = `37`₈
= `00000000 00000000 00000000 00011111`₂
Character name	`control-001F` (`US` , `INFORMATION SEPARATOR ONE` , `UNIT SEPARATOR` )
Japanese name	情報分離標識1 (ユニット分離標識)
Nearby	`U+00??` / Previous: U+001E () / Next: U+0020 ( )

Character
Code point	U+001F
`Age`	`1.1`
`Script`	`Common` `Zyyy`
`Bidi_Class`	`S`
`Canonical_Combining_Class`	`0`
bidi (Unicode::UCD)	S
CJK numeral value	-

Unicode encodings
UTF-8	`0x1F`
UTF-16BE	`0x00 0x1F`
UTF-16LE	`0x1F 0x00`
UTF-32BE	`0x00 0x00 0x00 0x1F`
UTF-32LE	`0x1F 0x00 0x00 0x00`
Web encodings
utf-8	0x1F
big5	0x1F
euc-jp	0x1F
euc-kr	0x1F
gb18030	0x1F
gbk	0x1F
ibm866	0x1F
iso-2022-jp	0x1F
0x1B 0x28 0x4A 0x1F 0x1B 0x28 0x42
iso-8859-10	0x1F
iso-8859-13	0x1F
iso-8859-14	0x1F
iso-8859-15	0x1F
iso-8859-16	0x1F
iso-8859-2	0x1F
iso-8859-3	0x1F
iso-8859-4	0x1F
iso-8859-5	0x1F
iso-8859-6	0x1F
iso-8859-7	0x1F
iso-8859-8	0x1F
iso-8859-8-i	0x1F
koi8-r	0x1F
koi8-u	0x1F
macintosh	0x1F
shift_jis	0x1F
utf-16be	0x00 0x1F
utf-16le	0x1F 0x00
windows-1250	0x1F
windows-1251	0x1F
windows-1252	0x1F
windows-1253	0x1F
windows-1254	0x1F
windows-1255	0x1F
windows-1256	0x1F
windows-1257	0x1F
windows-1258	0x1F
windows-874	0x1F
x-mac-cyrillic	0x1F
x-user-defined	0x1F

String

Normalization forms
Input		U+001F ()
Canonical decomposition		U+001F ()
Compatibility decomposition		U+001F ()
Canonical composition		U+001F ()
NFC (`Unicode::Normalize`)		U+001F ()
NFKC (`Unicode::Normalize`)		U+001F ()
NFD (`Unicode::Normalize`)		U+001F ()
NFKD (`Unicode::Normalize`)		U+001F ()
NFKD (UN) uc (Perl) lc (Perl) NFC (UN)		U+001F ()
Stringprep
Nameprep AllowUnassigned (`Net::IDN::Nameprep` 1.102)		U+001F ()
Nameprep (`Net::IDN::Nameprep` 1.102)		U+001F ()
Punycode decoding
de-Punycode (`Net::IDN::Punycode` 2.5)	invalid digit in input for decode_punycode
de-Punycode (`Net::IDN::Punycode::PP` 2.500)	invalid digit in input for decode_punycode
de-Punycode (`IDNA::Punycode` 0.03)	invalid punycode input
de-Punycode (`Mojo::Util`)		U+001F ()
de-Punycode (`URI::_punycode` 5.28)	invalid punycode input
de-Punycode (`AnyEvent::Util` 7.17)	punycode_decode: malformed punycode
de-Punycode (`URI::UTF8::Punycode` 1.05)		U+001F ()
Nameprep variant (`AnyEvent::Util` 7.17)	: disallowed characters (U+1f) during idn_nameprep
Nameprep variant for display (`AnyEvent::Util` 7.17)	: disallowed characters (U+1f) during idn_nameprep
ToUnicode variant (`AnyEvent::Util` 7.17)		U+001F ()
Punycode encoding
en-Punycode (`Net::IDN::Punycode` 2.5)	-
en-Punycode (`Net::IDN::Punycode::PP` 2.500)	-
en-Punycode (`IDNA::Punycode` 0.03)
en-Punycode (`Mojo::Util`)
en-Punycode (`URI::_punycode` 5.28)
en-Punycode (`AnyEvent::Util` 7.17)
en-Punycode (`URI::UTF8::Punycode` 1.05)	xn---
ToASCII variant (`AnyEvent::Util` 7.17)
Cases
ASCII uppercase		U+001F ()
ASCII lowercase		U+001F ()
Uppercase (Perl `uc`)		U+001F ()
Lowercase (Perl `lc`)		U+001F ()
Uppercase_Mapping(C)		U+001F ()
Lowercase_Mapping(C)		U+001F ()
Case_Folding(X)		U+001F ()
NFKC_Casefold(X)		U+001F ()
Compatibility case folding		U+001F ()

Fonts

Languages

`lang=en`
`lang=ja`
`lang=zh`
`lang=zh-cn`
`lang=zh-tw`
`lang=zh-hk`
`lang=zh-mo`
`lang=zh-sg`
`lang=zh-hans-cn`
`lang=zh-hant-tw`
`lang=ko`
`lang=vi`

Writing modes

`dir=ltr`
`dir=rtl`
`'writing-mode: vertical-rl'`

CSS fonts

`cursive`
`fantasy`
`monospace`
`sans-serif`
`serif`
`-manakai-default`
`-moz-use-system-font`
`-apple-system`
`-moz-button`
`-moz-desktop`
`-moz-dialog`
`-moz-document`
`-moz-field`
`-moz-info`
`-moz-list`
`-moz-pull-down-menu`
`-moz-window`
`-moz-workspace`
`caption`
`icon`
`menu`
`message-box`
`small-caption`
`status-bar`
`system-ui`
`font-style: italic`
`font-variant: small-caps`
`font-weight: 100`
`font-weight: 200`
`font-weight: 300`
`font-weight: 400`
`font-weight: 500`
`font-weight: 600`
`font-weight: 700`
`font-weight: 800`
`font-weight: 900`

Web fonts

`OpenSansEmoji`
`Mona`
`小夏`
`Noto Color Emoji`
`Noto Emoji`

2ch-compatible AA fonts

Note that your system might not have specified fonts.

`MS PGothic`
`IPAMonaPGothic`
`Monapo`
`Mona`
`Mona (Web font)`
`小夏`
`小夏 (Web font)`

Other fonts

Note that your system might not have specified fonts.

`Times New Roman`
`Arial`
`Arial Unicode MS`
`Helvetica`
`Helvetica Neue`
`Verdana`
`Lucida Grande`
`Courier New`
`ＭＳ明朝`
`MS Mincho`
`@ＭＳ明朝`
`@MS Mincho`
`ＭＳＰ明朝`
`MS PMincho`
`@ＭＳＰ明朝`
`@MS PMincho`
`ＭＳゴシック`
`MS Gothic`
`@ＭＳゴシック`
`@MS Gothic`
`ＭＳＰゴシック`
`MS PGothic`
`@ＭＳＰゴシック`
`@MS PGothic`
`MS UI Gothic`
`@MS UI Gothic`
`Microsoft Yahei`
`微软雅黑`
`メイリオ`
`Meiryo`
`@メイリオ`
`@Meiryo`
`Osaka`
`Fira Sans`
`Droid Sans`
`Comic Sans MS`
`Hiragino Sans GB`
`ヒラギノ角ゴ ProN W3`
`Hiragino Kaku Gothic ProN`
`游ゴシック`
`YuGothic`
`YuGothic Normalize`
`Yu Mincho`
`YuMincho`
`Montserrat`
`Menlo`
`.SFNSDisplay-Regular`
`Segoe UI`
`Segoe UI Symbol`
`Roboto`
`Oxygen`
`Ubuntu`
`Cantarell`
`PingFang SC`
`Symbol`
`Apple Symbols`
`Wingdings`
`Wingdings 2`
`Wingdings 3`
`Webdings`
`BlinkMacSystemFont`

Sets

The character belongs to following character sets:

Escapes
Input		U+001F ()
HTML/XML decimal
HTML/XML hexadecimal
CSS	\00001F
percent-decode de-UTF-8		U+001F ()
en-UTF-8 percent-encode	%1F
de-\u		U+001F ()
en-\u	\u001F
en-\u non-ASCII	\u001F
de-surrogate		U+001F ()
Perl bytes	\x1F
Perl text	\x1F

Chars.

Charinfo — `U+001F` `control-001F` ()

Character

Characters

Encodings

Escapes

String

Fonts

Languages

Writing modes

CSS fonts

Web fonts

2ch-compatible AA fonts

Other fonts

Sets

Chars.

Charinfo — U+001F control-001F ()

Character

Characters

Encodings

Escapes

String

Fonts

Languages

Writing modes

CSS fonts

Web fonts

2ch-compatible AA fonts

Other fonts

Sets

Charinfo — `U+001F` `control-001F` ()