Wrap each input line to fit in a specified width.
Synopsis
fold [OPTION]... [FILE]...
Description
Wrap input lines in each FILE, writing to standard output. If no FILE is specified, standard input is read.
Options
-w WIDTH Use WIDTH columns instead of 80.
-s Break at spaces.
-b Count bytes rather than columns.
Examples
$ fold -w 40 file.txt
Wrap at 40 columns.
$ fold -sw 40 file.txt
Word-wrap at 40 columns.
$ echo 'long line' | fold -w 5
Force-wrap at 5 columns.
See Also
expand, column, fmt