[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Strange behavior of IFS?

From: Andreas Schwab
Subject: Re: Strange behavior of IFS?
Date: Thu, 15 Apr 2010 16:14:47 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/23.1 (gnu/linux)

"Clark J. Wang" <address@hidden> writes:

> Look at following result:
> # cat foo.sh
> string=aa:bb:cc
> oldIFS=$IFS
> IFS=:
> for i in "$string"; do
>     echo $i
> done
> IFS=$oldIFS
> # bash foo.sh
> aa bb cc
> #
> I don't understand why the $string was still splitted into words since
> it's double quoted. Anyone can give a reasonable explanation?

It's not "$string" that was split, but rather $i.


Andreas Schwab, address@hidden
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."

reply via email to

[Prev in Thread] Current Thread [Next in Thread]