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Re: Trailing newlines disappear

From: Greg Wooledge
Subject: Re: Trailing newlines disappear
Date: Thu, 8 Jun 2017 16:56:37 -0400
User-agent: Mutt/1.4.2.3i 
On Thu, Jun 08, 2017 at 10:44:29PM +0200, Geir Hauge wrote:
> You can pick one of these instead:
> 
>     mapfile < "$file"; IFS= foo="${MAPFILE[*]}"; unset -v IFS
> 
> or
> 
>     mapfile < "$file"; printf -v foo %s "${MAPFILE[@]}"

or

    lambda() { local MAPFILE IFS=; mapfile < "$file"; foo="${MAPFILE[*]}"; }
    lambda
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