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Document that `in word ...' is optional in the for command.

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This commit is contained in:
Stefan Farfeleder 2005-09-03 16:06:04 +00:00
parent ac4b76b7ff
commit a01459df60
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=149763
1 changed files with 7 additions and 2 deletions
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bin/sh/sh.1
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@ -32,7 +32,7 @@
.\" from: @(#)sh.1 8.6 (Berkeley) 5/4/95
.\" $FreeBSD$
.\"
.Dd September 2, 2005
.Dd September 3, 2005
.Dt SH 1
.Os
.Sh NAME
@ -787,10 +787,15 @@ repeat until the exit status of the first list is zero.
The syntax of the
.Ic for
command is:
.Dl Ic for Ar variable Ic in Ar word ...
.Dl Ic for Ar variable Op Ic in Ar word ...
.Dl Ic do Ar list
.Dl Ic done
.Pp
If
.Ic in
and the following words are ommitted,
.Ic in Li $@
is used instead.
The words are expanded, and then the list is executed
repeatedly with the variable set to each word in turn.
The