Re: [Help-bash] (no subject)

[Greg Wooledge]

On Fri, Sep 22, 2017 at 10:43:43AM -0500, John McKown wrote:
> $ echo -n $IFS|od -tcx1
> 0000000

This does not show the value of IFS correctly because, again, you have
failed to quote properly.

wooledg:~$ IFS=$' \t\n'   # default value of IFS
wooledg:~$ echo -n $IFS | od -tcx1
0000000
wooledg:~$ printf %s "$IFS" | od -tcx1
0000000      \t  \n
         20  09  0a
0000003

http://mywiki.wooledge.org/Quotes