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1

Technical information

Symbol1
Namedigit one
Unicode numberU+0031
CategoryASCII Table3. ASCII digits

Encoding

HTML Entity1
HTML Entity (hex)1
URL Escape Code1
UTF-8 (hex)0x31
UTF-8 (binary)00110001
UTF-160x0031
UTF-320x00000031

Source Code

C, C++, and Java"\u0031"
CSS Code\0031
JavaScript"\u0031"
Perl\x{0031}
Python 2u"\u0031"
Python 3\u0031
Ruby\u{0031}

Preview

This Unicode character looks like this 1 in sentence and in bold like this 1 and in italic like this 1.

Font size:

1
12px
1
16px
1
20px
1
28px
1
36px
1
48px
1
72px

CSS Property: font-weight

1
100
1
200
1
300
1
400
1
500
1
600
1
700
1
800
1
900

HTML Forms and Input

input
Disabled input
1
input-group
select
button
button

Code examples in HTML and CSS

<span>&#49;</span>

            
span {
    content: "\0031";
}

The symbol in different fonts

1
-apple-system
1
Apple Color Emoji
1
Arial
1
BlinkMacSystemFont
1
Courier New
1
Georgia
1
Droid Sans
1
Helvetica
1
Noto Sans
1
Oxygen
1
Roboto
1
"Segoe UI"
1
sans-serif
1
Segoe UI Emoji
1
Segoe UI Symbol
1
system-ui
1
Times New Roman
1
Ubuntu
1
Verdana

References