Check if a given value is out of certain range

Thu Oct 1 18:01:17 EDT 2015

On Thu, Oct 1, 2015 at 3:45 PM, John Gordon <gordon at panix.com> wrote:
> In <87r3le1ht3.fsf at elektro.pacujo.net> Marko Rauhamaa <marko at pacujo.net> writes:
>>> > I wasn't commenting directly to the "ask not..." quote; I was
>> > referring upthread to the choice between
>> >
>> > not 0 <= x <= 10
>> >
>> > and
>> >
>> > x < 0 or x > 10
>> >
>> > Both are of course understandable, but in my opinion, the latter one
>> > takes slightly less effort to grok.
>>> Wouldn't
>>> x < 0 or 10 < x
>>> be even more visual?
>> I don't know what you mean by "more visual".

Visually, it places the x outside the range suggested by 0 and 10,
similarly to how 0 <= x <= 10 places the x inside.