Numbers should be initialized to NaN, unless you've added
-js-default-initializers=false to your compiler options.

--
Josh Tynjala
Bowler Hat LLC <https://bowlerhat.dev>


On Thu, Mar 26, 2020 at 9:17 AM Yishay Weiss <yishayj...@hotmail.com> wrote:

> I think this might have come up in one of my previous posts so my
> apologies if I’m repeating a question. In Flex.as we have the following
> code:
>
>                                                 if (!isNaN(percentHeight)
> && child.includeInLayout)
>                                                 {
>                                                                 height =
> Math.max(child.minHeight,
>
>       Math.min(child.maxHeight,
>
>       ((percentHeight >= 100) ? h : h * percentHeight / 100)));
>                                                 }
>
> percentHeight, which is a Number, seems to be initialized to undefined.
> isNaN(percentHeight) is thus evaluated to true which results in the wrong
> height being set.
>
> Should I change the code to check for undefined instead of NaN, or should
> the compiler initialized to NaN?
>

Reply via email to