[whatwg] postMessage: max length / size

Ian Hickson ian at hixie.ch
Fri Oct 23 00:02:15 PDT 2009


On Thu, 22 Oct 2009, Brian Kuhn wrote:
>
> Is there any limit to the length of message you can send with 
> postMessage (HTML5 Cross-document messaging)?
> 
> I didn't see anything in the spec about this.  I thought this might be 
> one area where implementations might end up differing.

There are probably implementation-specific limits, but HTML tries to not 
say what the limits should be, since it's hard to know what they should 
be. It might vary from platform to platform and device to device, and will 
almost certainly vary over time.

-- 
Ian Hickson               U+1047E                )\._.,--....,'``.    fL
http://ln.hixie.ch/       U+263A                /,   _.. \   _\  ;`._ ,.
Things that are impossible just take longer.   `._.-(,_..'--(,_..'`-.;.'



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