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Re: Bash "read" command seems to ignore piped input


From: Adolf Markl
Subject: Re: Bash "read" command seems to ignore piped input
Date: Thu, 29 Aug 2002 16:14:36 +0200

> echo "12 34 56" | read A B C
> echo $C $B $A
> expected return "56 34 12"
> actually returns nothing

But: 
    echo "12 34 56" | ( read A B C; echo $C $B $A )
gives the expected return "56 34 12"

Even more:
    D=$(echo "12 34 56" | ( read A B C; echo $C $B $A )); echo $D
gives the expected return "56 34 12"

(BASH_VERSION='2.05b.0(3)-release')

Adolf Markl 






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