[whatwg] isBrowserOnline vs navigator.onLine

Ian Hickson ian at hixie.ch
Mon Oct 10 10:04:23 PDT 2005

On Sun, 9 Oct 2005, Erik Arvidsson wrote:
> Both IE and Mozilla supports navigator.onLine to detect whether the user 
> agent is in on line or off line mode. Would it not be better to use this 
> existing solution instead of adding a new attribute to the Window 
> interface?

Yes! I didn't even know about navigator.onLine. I have changed the 
definition to use that instead of adding something new. (I've left the two 
events in, though; does IE have events for that too? I couldn't find any.)

On Sun, 9 Oct 2005, Dave Hyatt wrote:
> WebKit now supports this too (not released yet, but in our tip of tree 
> it does).


On Sun, 9 Oct 2005, Brad Neuberg wrote:
> I just tested navigator.onLine in Firefox and it
> returned undefined. I used
> javascript:alert(navigator.onLine). It works in IE. Is
> it supposed to work in Firefox? How does a user move
> into offline mode in that browser?

It certainly works in recent trunk builds. You can go offline using File | 
Work Offline.

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

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