On Wednesday, October 24, 2012 4:25:41 PM UTC-5, Gary Johnson wrote:
>
> I think the following or a variation should do it. I was only able
> to test it on names without parentheses as I didn't see any variable
> names with them in my environment.
>
> split(system('set ProgramFiles(x86)', '=')[1]
>
> gets the value and
>
> system('set ProgramFiles(x86)') =~ 'not defined'
>
> will evaluate to true if the variable is not defined.
>
Not quite. You get hit by Windows *#$&#ing command-line quoting.
This works for me:
:echo system('set PROGRAMFILES^(x86^)')
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