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sindresorhus/widest-line

Get the visual width of the widest line in a string - the number of columns required to display it

40

stars

26

commits

JavaScript

primary language

Jan 24, 2026

updated

Browse cluster: CLI string width and terminal formatting →

README

widest-line

Get the visual width of the widest line in a string - the number of columns required to display it

Some Unicode characters are fullwidth and use double the normal width. ANSI escape codes are stripped and doesn't affect the width.

Useful to be able to know the maximum width a string will take up in the terminal.

Install

npm install widest-line

Usage

import widestLine from 'widest-line';

widestLine('古\n\u001B[1m@\u001B[22m');
//=> 2

Contributors

sindresorhus

20 commits

BendingBender

2 commits

coreyfarrell

2 commits

Richienb

1 commits

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sindresorhus/widest-line

Get the visual width of the widest line in a string - the number of columns required to display it

40

stars

26

commits

JavaScript

primary language

Jan 24, 2026

updated

Browse cluster: CLI string width and terminal formatting →

README

widest-line

Get the visual width of the widest line in a string - the number of columns required to display it

Some Unicode characters are fullwidth and use double the normal width. ANSI escape codes are stripped and doesn't affect the width.

Useful to be able to know the maximum width a string will take up in the terminal.

Install

npm install widest-line

Usage

import widestLine from 'widest-line';

widestLine('古\n\u001B[1m@\u001B[22m');
//=> 2

Similar repos

sindresorhus/string-width

Get the visual width of a string - the number of columns required to display it

527

same org

sindresorhus/string-length

Get the real length of a string - by correctly counting astral symbols and ignoring ansi escape…

171

same org

sindresorhus/cli-truncate

Truncate a string to a specific width in the terminal

97

same org

fabiospampinato/fast-string-width

A fast function for calculating the visual width of a string once printed to the terminal.

43

sindresorhus/get-east-asian-width

Determine the East Asian Width of a Unicode character

51

same org

fabiospampinato/fast-string-truncated-width

A fast function for calculating where a string should be truncated, given an optional width limit…

23

chalk/wrap-ansi

Wordwrap a string with ANSI escape codes

139

sindresorhus/is-unicode-supported

Detect whether the terminal supports Unicode

86

same org

Contributors

sindresorhus

20 commits

BendingBender

2 commits

coreyfarrell

2 commits

Richienb

1 commits

Languages

JavaScript

100.0%