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Re: some variable level issues

From: Chris F.A. Johnson
Subject: Re: some variable level issues
Date: Tue, 01 Jul 2008 03:22:27 +0000
User-agent: slrn/ (Linux)

On 2008-06-29, Matt Zyzik wrote:
> bug-bash,
> 2. $(<file) is very useful; however, there are times when I don't
> want any newlines chopped off. So to remedy this, I do the
> following: "IFS='' read -r -d '' var < file". Firstly, is this safe
> to do, and are there any other ways? Secondly, it appears to be very
> slow compared to $(<file). Any thoughts?

var=$( cat < file; echo . )

   Chris F.A. Johnson, webmaster         <http://Woodbine-Gerrard.com>
   Shell Scripting Recipes: A Problem-Solution Approach (2005, Apress)

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