Problems with BidiCharTest.txt

Philippe Verdy via Unicode unicode at
Mon Jul 17 04:43:23 CDT 2017

That's not so sure, there are legacy browsers using an embedded mode for
bdi as they don't implement the isolation mode (the older version of the
BiDi algorithm).

2017-07-17 4:42 GMT+02:00 Martin J. Dürst <duerst at>:

> On 2017/07/17 04:28, Philippe Verdy via Unicode wrote:
> The isolation mode is also the one strongly recommended by default for
>> <bdi> elements in HTML,
> Well, that's for sure, because the "i" in "bdi" stands for "isolation",
> and the element was newly created for the isolation mode.
> Regards,   Martin.
> but legacy browsers still don't have support for
>> isolation mode and were mapping <bdi> element by default using the legacy
>> embedding mode which has such caveats. So the specification is correct, it
>> reproduces the legacy behavior as it was initially defined (and did not
>> change) for RLE/PDF.
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