U+21A8

UP DOWN ARROW WITH BASE

So — Other Symbol
Arrows
Common
Basic Multilingual Plane (BMP)
8616

Encoding Table

This table shows the exact bytes used to represent UP DOWN ARROW WITH BASE in each encoding. Unicode encodings (UTF-8, UTF-16, UTF-32) support every character; legacy encodings only cover a limited character set and show "not supported" when a character falls outside their range.

Encoding Bytes (Hex) Bytes (Decimal) Byte count
UTF-8 E2 86 A8 226 134 168 3
UTF-16 LE A8 21 168 33 2
UTF-16 BE 21 A8 33 168 2
UTF-32 LE A8 21 00 00 168 33 0 0 4
UTF-32 BE 00 00 21 A8 0 0 33 168 4
ASCII not supported
Latin-1 (ISO-8859-1) not supported
Windows-1252 not supported
ISO-8859-2 (Latin-2) not supported
ISO-8859-5 (Cyrillic) not supported
KOI8-R not supported
Shift-JIS not supported
EUC-JP not supported
GBK not supported
Big5 not supported

Escape Sequences

How to reference this character in source code, markup, and URLs.

none
↨
↨
\21A8
\u21A8
%E2%86%A8
\u21a8
8616

View the glyph in different fonts and scripts on our sibling site.

View U+21A8 on CharLookup.com ↗

UTF-8 Binary Breakdown

UTF-8 encodes this character as 3 bytes. The leading 1110 prefix on byte 1 signals a 3-byte sequence. Bytes 2 and 3 begin with 10 to mark them as continuation bytes.

Byte 1
1 1 1 0 0 0 1 0
E2
·
Byte 2
1 0 0 0 0 1 1 0
86
·
Byte 3
1 0 1 0 1 0 0 0
A8
UTF-8: E2 86 A8 · 3 bytes · Codepoint U+21A8

Unicode Properties

Introduced in Unicode 1.1
ON — Other Neutral

Nearby Characters in Arrows