What is Digit One (U+0031)?

Digit One is the Unicode character U+0031 (decimal 49). It belongs to the Decimal Number category in the block. HTML entity: 1

What is Latin Small Letter L (U+006C)?

Latin Small Letter L is the Unicode character U+006C (decimal 108). It belongs to the Lowercase Letter category in the block. HTML entity: l

Latin Capital Letter I is the Unicode character U+0049 (decimal 73). It belongs to the Uppercase Letter category in the block. HTML entity: I

Vertical Line is the Unicode character U+007C (decimal 124). It belongs to the Math Symbol category in the block. HTML entity: |

Compare digit one, lowercase L, capital I, and vertical line -- four characters that look nearly identical in many monospace and sans-serif fonts.

Digit One

U+0031

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Latin Small Letter L

U+006C

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Latin Capital Letter I

U+0049

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Vertical Line

U+007C

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Property	Digit One	Latin Small Letter L	Latin Capital Letter I	Vertical Line
Character	1	l	I	\|
Code Point	U+0031	U+006C	U+0049	U+007C
Decimal	49	108	73	124
Unicode Name	DIGIT ONE	LATIN SMALL LETTER L	LATIN CAPITAL LETTER I	VERTICAL LINE
Category	Decimal Number	Lowercase Letter	Uppercase Letter	Math Symbol
Block
HTML	1	l	I	\|
Details	View →	View →	View →	View →