Trim

Trim whitespace characters from the beginning and end of a string.

Usage

var trim = require( '@stdlib/string/trim' );

trim( str )

Trims whitespace characters from the beginning and end of a string.

var out = trim( ' \t\t\n  Beep \r\n\t  ' );
// returns 'Beep'

Notes

  • Following Unicode 6.3.0 and later, "whitespace" is defined as the following characters: [ \\f\\n\\r\\t\\v\\u0020\\u00a0\\u1680\\u2000-\\u200a\\u2028\\u2029\\u202f\\u205f\\u3000\\ufeff].

Examples

var trim = require( '@stdlib/string/trim' );

var out = trim( '   Whitespace   ' );
// returns 'Whitespace'

out = trim( '\t\t\tTabs\t\t\t' );
// returns 'Tabs'

out = trim( '\n\n\nNew Lines\n\n\n' );
// returns 'New Lines'

CLI

Usage

Usage: trim [options] [<string>]

Options:

  -h,    --help                Print this message.
  -V,    --version             Print the package version.

Examples

$ trim '    beep boop  '
beep boop

To use as a standard stream,

$ echo -n '    beep boop  ' | trim
beep boop