Thanks!
On Oct 9, 3:12 pm, "[EMAIL PROTECTED]" <[EMAIL PROTECTED]>
wrote:
> On Oct 9, 2:57 pm, JP <[EMAIL PROTECTED]> wrote:> On Oct 9, 2:40 pm, marcelo
> <[EMAIL PROTECTED]> wrote:
>
> > > It means that the parameter is 'optional'.
>
> > I get that a ? at the end of a param name in Google API reference
> > means its optional, but does appending a ? to a variable name in
> > javascript make it optional?
>
> No. In javascript pretty much all arguments are optional, if they
> aren't assigned in the call they will have a null value (which may be
> a problem it the function assumes it will not be null), if they aren't
> used by the function, they aren't used by the function. This notation
> means that the function will do something reasonable if the argument
> is null (in most cases).
>
> > Or is this just a form of notation Google's using to simplify the
> > documentation
>
> Yes.
>
> -- Larry
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