"Aaron Binns" <[EMAIL PROTECTED]> writes:
> I don't have any manuals handy for this one so I thought Id ask the list my
> newbie question.
>
> I am writing a small shell script for work which reads in comma separated data
> and parses it to another program. I want to check each field to see if it is
> blank and if so exchange the blank for two single quotes (ie: '' ).
>
> I am trying to use an if statement right now, but I cant figure out how to
> represent a blank.
>
> if [ $field -eq "" ]
> then $do_something
> else $do_something_else
> fi
>
> What's wrong with the above picture?
>
> Aaron
>
Better still, use
if [ -z $field ]
then $do_something
else $do_something_else
fi
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