Re: AW: [PHP-DEV] FILTER_VALIDATE_INT and +0/-0
On Fri, 8 Feb 2013, hakre wrote:
> Von: Gustavo Lopes <glopes@nebm.ist.utl.pt>
>
> > So the question is only whether "+0" or "-0" (or
> > "+0", etc.) should be accepted as integers by FILTER_VALIDATE_INT. I
> > think they should, because we also accept non-canonical inputs such as
> > "+5", i.e., we always accept a sign. It's true that 0 is neither
> > positive or negative, but I don't think "accepts a leading sign, except
> > if it's 0" is a good option. It's an unnecessary special case.
>
> A special case still left is "±0". It is with the 'PLUS-MINUS SIGN'
> (U+00B1).
PHP can't parse that as a number, so forget about adding this.
cheers,
Derick
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Thread (14 messages)