This is disturbing!

[Tom Glod]

I have come across this before .....   I think what I encountered was "" = 0

I had to do a workaround, figured it was a a decision based on other engine
factors.

I can see it being ok in 99% of cases.


On Thu, Sep 6, 2018 at 1:25 PM Mike Kerner via use-livecode <
use-livecode at lists.runrev.com> wrote:

> Ignoring the leading or trailing whitespace is weird and counterintuitive.
> If the language was more perfect, I think it would first not ignore the
> other characters in the string no matter what they look like, then do the
> implicit type coercion and then the comparison, even though there are
> definitely use cases where 1≠1.0≠1.0000000000, but those sorts of edge
> cases perhaps better left documented and not handled.
> In all cases, where intuition and behavior are not in line, the manual
> should fill in the gap.
>
>
> On Thu, Sep 6, 2018 at 1:02 PM Mark Waddingham via use-livecode <
> use-livecode at lists.runrev.com> wrote:
>
> > On 2018-09-06 18:52, Mike Kerner via use-livecode wrote:
> > > Right.  If the explanation is clear then it's not an issue (even if it
> > > is a
> > > little weird - "6.abc"="6.xyz" is false but "6."&CR is "6."&space is
> > > true)
> >
> > Well the explanation can be fixed :)
> >
> > Its hard to say whether the language would be better or worse if only
> > 'strict' numeric strings were considered equal. After all you'd still
> > have that "1.00000" is "1" is "1.0" is ... which whilst more obvious
> > perhaps, still means you have to work harder to do strict string
> > equality checking (or comparison).
> >
> > Warmest Regards,
> >
> > Mark.
> >
> > --
> > Mark Waddingham ~ mark at livecode.com ~ http://www.livecode.com/
> > LiveCode: Everyone can create apps
> >
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