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Originally Posted by blowtorch
Does the variable DPSTY have any value? Unless the $DPSTY has a value, the variable FILE wont either.. The 'comm' command wont work unless two filenames are supplied as arguments. And since your other arguments seem to be ok (-3) and (-12).. the problem is with the filenames supplied.
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Indeed, $DPSTY had no value, I just remplaced with FILE="DPSTY" and that runs.
Thank you.
I just have another question :
how to easily remove the <tab> character from the result records ?
