Re: Web Storage how to check for support?

2009/8/1 João Eiras <joaoe@opera.com>:
>>
>>
>> How can one in a script check for UA support?
>> else if(localStorage){}
>> does not work for Opera**.
>
> Hi.
> This obviously does not work because you need to prefix localStorage with
> window "if(window.localStorage)" else the script breaks because localStorage
> is a undefined identifier while window.localStorage looks up a property in
> the window. Different things, specific to ecmascript itself.

No, the window object is the global object where all global variables
are defined. Try the following:

<script>
a = 10;
alert(window.a);
</script>

/ Jonas