fmt

Reformat a text file by joining its paragraphs and limiting the line width to given number of characters (75 by default).

More information.

• Reformat a file:

fmt {path/to/file}

• Reformat a file producing output lines of (at most) `n` characters:

fmt -w {n} {path/to/file}

• Reformat a file without joining lines shorter than the given width together:

fmt -s {path/to/file}

• Reformat a file with uniform spacing (1 space between words and 2 spaces between paragraphs):

fmt -u {path/to/file}

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