typeof null

Rick Waldron waldron.rick at gmail.com
Tue May 8 10:02:28 PDT 2012


On Tue, May 8, 2012 at 12:52 PM, Herby Vojčík <herby at mailbox.sk> wrote:

>
>
> Wes Garland wrote:
>
>> It looks to me like this code would work just fine by removing the word
>> 'typeof'. What am I missing?
>>
>
> Cross-frame/cross-context, too?
>

I guess this answers my question, because if code can get from one frame to
another, wherein the first has opted in, but the second has not, then there
is breakage.

Thanks

Rick




>
>  On 8 May 2012 12:19, Rick Waldron <waldron.rick at gmail.com
>> <mailto:waldron.rick at gmail.com**>> wrote:
>>
>>
>>    module Foo {
>>       export function create( options ) {
>>
>>         if ( typeof options === "null" ) {
>>           return ... some default thing;
>>         }
>>       };
>>    }
>>
>>    import create from Foo;
>>
>>    let default = create( null );
>>
>> --
>> Wesley W. Garland
>> Director, Product Development
>> PageMail, Inc.
>> +1 613 542 2787 x 102
>>
>
> Herby
>
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