sh `for' (was Help with strings in Bourne shell)
Chris Torek
chris at mimsy.UUCP
Sun Apr 30 15:51:50 AEST 1989
In article <19311 at adm.BRL.MIL> mchinni at pica.army.mil (Michael
J. Chinni, SMCAR-CCS-E) writes:
>The problem is with the "for" loop. The "for" construct uses a list
>of arguments which are words separated by tabs/spaces.
Not quite: `for' splits its list according to $IFS. For instance:
IFS=@
l="color = red at size = big"
for i in $l; do wc $i; done
(I use `wc' as a program that shows exactly what its arguments are;
echo puts each argument on the same line, which makes things hard to
see.)
--
In-Real-Life: Chris Torek, Univ of MD Comp Sci Dept (+1 301 454 7163)
Domain: chris at mimsy.umd.edu Path: uunet!mimsy!chris
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