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fold
Purpose
Wrap lines of text to a specified width (the default is 80 characters).
Syntax
fold [options] [ files ]
Options
-b counts bytes instead of columns, so backspaces and tabs are counted.-s breaks lines at word boundaries.-w N (where N is a number) sets line width to N characters.
Description
The fold command wraps each input line to a specified number of characters and displays the results on the screen (standard output). If you do not specify any filename, fold reads lines from the standard input.
