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- Posted on
February 15, 2015, 3:56 am
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Re: What is the difference between using or non using single quotes in a pair of backquotes?
Hmm... not here they don't. The ''s can make a difference but I don't
think you posted the right code.
That's a big topic so it's better to start with the case that is
actually bothering you.
From this output (including the extra blank line) my guess is that you
my $z=`echo '-n $x'`;
instead. The difference is now due to how the shell interprets quotes.
The echo command sees one argument -n<space>abc which it outputs with a
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