Halfwidth and Fullwidth Forms: Fullwidth Digit One

Plane

0 (Basic Multilingual)

Block

Halfwidth and Fullwidth Forms

Unicode Version

1.1

UTF-32BE

00 00 FF 11

UTF-32LE

11 FF 00 00

UTF-16BE

FF 11

UTF-16LE

11 FF

UTF-8

EF BC 91

Character Escapes

HTML5

１

１

C

\uFF11 (C99)

\U00FF11 (C99)

C++

\u{FF11} (C++23)

\U0000FF11

\uFF11

Java

\uFF11

JavaScript

\u{FF11}

\uFF11

CSS

\FF11

\00FF11

Quoted-Printable

=EF=BC=91

URL

%EF%BC%91