to test whether a variable exists or not
if(varName)
trace('exists');
else
trace('does not exist');
Clinton D. Judy wrote On 01/31/2008 05:34 PM:
>
> No other explanation needed, really. How do I see if an
> object/variable exists before I test other conditions of it?
>
> Unnecessary explanation: I use two completely separate mxml interfaces
> that both use one as script file. One program is just missing some
> information that the other one has. I’d like to keep using the same
> script file, but it references a variable that exists in one file that
> doesn’t exist in the other file, and I need to make sure it exists
> before I use it.
>
> Clinton Judy
>
> Web Developer
>
> Glenn O. Hawbaker, Inc.
>
>
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