You were very close - you need to put brackets around the variable to separate it from the surrounding string e.g 
my $foo = 12345;
print "I have ${foo}KB left to transfer\n";

__output__

I have 12345KB left to transfer

[download]

HTH

_________
broquaint

In reply to Re: Distinguishing variables from surrounding text by broquaint
in thread Distinguishing variables from surrounding text by knobunc

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