Re: blank cells in ses range

[Alan Mackenzie <acm@muc.de>]

rb <rb@panix.com> wrote on 26 Nov 2004 16:11:39 -0500:
> What I would like is the sum of, say, Column "E", which has rows 1 -
> 10, of which approx. half are empty. 

>         E
> 1       41
> 2       11
> 3       
> 4       9
> 5       
> 6       20
> 7       
> 8       
> 9       15
> 10      96

> What I would like is for E10 to be (apply '+ (ses-range E1 E9)), with
> the empty cells simply eliminated from the calculation. I can't figure
> out how to make (ses+ &rest ARGS) work with the range calculation.

> Thanks very much for any help,

Does it have to be an Emacs solution?

I would suggest you use AWK here.  AWK is designed to cope with awkward
things (hence the name ;-) like missing fields, and so on.  The following
script would do the right thing:

# awk '{tot += $2}; END {print tot}' foo.txt

> rb
> -- 

-- 
Alan Mackenzie (Munich, Germany)
Email: aacm@muuc.dee; to decode, wherever there is a repeated letter
(like "aa"), remove half of them (leaving, say, "a").