Adding half-star to Unicode?

Garth Wallace gwalla at
Thu Jun 23 16:34:40 CDT 2016

On Thu, Jun 23, 2016 at 12:53 PM, Ken Shirriff <ken.shirriff at>

> Half-stars are used all over the place for reviews and many people have
> expressed interest in a Unicode half star. I propose two new Unicode
> characters: half a BLACK STAR (★) and a half-filled WHITE STAR (☆), i.e. a
> half star without and with an outline. What do you think? Is there any
> reason Unicode doesn't have a half star?
> Ken

Ratings are usually sequences of stars, with any half star coming at the
end, like ★★★(half), AIUI, so it's usually the left side that's black. But
what about in right-to-left contexts? Would they be bidi-mirrored?
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