Arnould Nazarian wrote: > If > ex filter_bas,input_file1,input_file2,output_file > does not work, > but > c1=fop_in(input_file1) > c2=fop_in(input_file2) > ex filter_bas,#c1,#c2,output_file > close#c1:close#c2
> does work, > then I have the tendency to think that (please remark my precautions) > there is a bug, not a feature. How should the EX know in case of a file name whether it's meant for input or for output? Marcel
