Re: Filtering and displaying untrusted UTF-8

From: Chris Fynn (
Date: Wed Dec 30 2009 - 21:56:20 CST

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    Petr Tomasek wrote:
    >> * 0xE000 - 0xF900 (private use; since everyone can make up a
    >> different character for a code point in private use, filter them all)
    > This is very bad idea since it efectively blocks people using other
    > chars that those defined in the unicode standard. (BTW, microsoft
    > and others have their own PUA assignements...)
    > P.T.

    Some Chinese national standards also use characters in the PUA - e.g.

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