- filter to word-wrap text
wrap [-w width] [--version --help]
This program reads text from standard input, word-wraps it, and writes
the result to standard output. The text is formatted to fit a
specified number of columns. Extraneous whitespace is removed and
lines are only broken on word boundaries.
- Display a command synopsis and exit.
- Display the program's version information and exit.
- -w width
- Specify the maximum number of columns width that the text may
span. The minimum value of width is 10.
If wrap encounters a word that is longer than the specified
column width, the word is broken across two or more lines to fit
within that number of columns.