Re: Would seq-range and seq-mapcat be useful?

[Ted Zlatanov]

On Thu, 29 Jan 2015 23:06:50 +0100 Nicolas Petton <address@hidden> wrote: 

NP> Stefan Monnier <address@hidden> writes:

>> I have no idea what those names are supposed to evoke.  Can you tell us
>> what they'd do?

NP> Sure, `seq-range' would be a convenient way to create a sequence of
NP> numbers. A simple implementation could be:

NP> (defun seq-range (start end)
NP>   (let ((lst nil))
NP>     (while (< start end)
NP>       (push end lst)
NP>       (setq end (1- end)))
NP>     lst))

Take a look at rtree.el as well for range trees.

Ted