[Techtalk] character directionality hack

Rachel McConnell rachel at xtreme.com
Wed Jan 17 23:46:25 UTC 2007


Wim De Smet wrote:
> On 1/17/07, Rachel McConnell <rachel at xtreme.com> wrote:
>> On one page of our site, there is some text that is displayed
>> right-to-left instead of left-to-right (the site is nearly all in
>> English with no charset specified).  It appears to have been done by
>> some nonstandard characters that a user put in their login name.  I have
[snip]
> Well I'm not an expert on unicode either but basically there is a
> bunch of control characters, such as a LTR and a RTL character that it
> specifies. It allows you to change direction mid-sentence and crazy
> stuff like that. I've seen other stuff break because of it too. So you
> were definitely on the right track there. :)

So there's an actual character that controls directionality?  I had 
thought that was a formatting issue, handled by the container depending 
on the particular charset and encoding.  Interesting, I can definitely 
google on that.

Thanks,
R


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