Try:
Otherwise the script will be trying to expand the non-existing variable $var_newfile_with_var. An underscore can be used as part of a variable name.
--edit--
In the case of
The braces are not strictly required, because $1 will be interpreted as a positional parameter no matter what follows (also - and perhaps because of this - variable names may not begin with a number).
But it will not hurt to use braces for clarity:
Last edited by Scrutinizer; 01-02-2015 at 06:02 AM..
This User Gave Thanks to Scrutinizer For This Post:
Hey All,
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