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fold(1): Add EXAMPLES section

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A couple of examples covering -s and -w flags.

Approved by:	manpages (bcr@)
Differential Revision:		https://reviews.freebsd.org/D26948
This commit is contained in:
Fernando Apesteguía 2020-10-29 18:39:04 +00:00
parent 22d3f87c80
commit b139a8fa79
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=367143
1 changed files with 17 additions and 1 deletions
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18
usr.bin/fold/fold.1
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@ -28,7 +28,7 @@
.\" @(#)fold.1 8.1 (Berkeley) 6/6/93
.\" $FreeBSD$
.\"
.Dd June 6, 2015
.Dd October 29, 2020
.Dt FOLD 1
.Os
.Sh NAME
@ -76,6 +76,22 @@ environment variables affect the execution of
.Nm
as described in
.Xr environ 7 .
.Sh EXAMPLES
Fold text in standard input with a width of 20 columns:
.Bd -literal -offset indent
$ echo "I am smart enough to know that I am dumb" | fold -w 15
I am smart enou
gh to know that
I am dumb
.Ed
.Pp
Same as above but breaking lines after the last blank character:
.Bd -literal -offset indent
$ echo "I am smart enough to know that I am dumb" | fold -s -w 15
I am smart
enough to know
that I am dumb
.Ed
.Sh SEE ALSO
.Xr expand 1 ,
.Xr fmt 1