Technical information

Symbol
NameUpwards arrow leftwards of downwards arrow
Unicode numberU+21C5
CategoryPaired triangle-headed arrows
DescriptionThe Unicode character ⇅, or U+21C5, is known as the "Upwards Arrow Leftwards of Downwards Arrow". It belongs to the "Arrows" block and falls under the "Symbol, Math" category in the Unicode standard. This character is used in various fields, such as mathematics or technical diagrams, to indicate a specific relationship or movement direction, where an upward action and a downward action are related or are happening concurrently. The specific appearance and usage of this character can depend on the system and application it's being used in.

Encoding

HTML Entity⇅
HTML Entity (hex)⇅
HTML Entity (named)
URL Escape Code%E2%87%85
UTF-8 (hex)0xE2 0x87 0x85
UTF-8 (binary)11100010:10000111:10000101
UTF-160x21C5
UTF-320x000021C5

Source Code

C, C++, and Java"\u21C5"
CSS Code\21C5
JavaScript"\u21C5"
Perl\x{21C5}
Python 2u"\u21C5"
Python 3\u21C5
Ruby\u{21C5}

Preview

This Unicode character looks like this ⇅ in sentence and in bold like this and in italic like this .

Font size:

12px
16px
20px
28px
36px
48px
72px

CSS Property: font-weight

100
200
300
400
500
600
700
800
900

HTML Forms and Input

input
disabled input
input-group
select
button
button

Code examples in HTML and CSS

<span>&#8645;</span>

            
span {
    content: "\21C5";
}

The symbol in different fonts

-apple-system
Apple Color Emoji
Arial
BlinkMacSystemFont
Courier New
Georgia
Droid Sans
Helvetica
Noto Sans
Oxygen
Roboto
"Segoe UI"
sans-serif
Segoe UI Emoji
Segoe UI Symbol
system-ui
Times New Roman
Ubuntu
Verdana

References