Re: [RFC] Unicode Escape Syntax

> We would have to require ICU, but that might be worthwhile for PHP 7 > anyway. Having at least one i18n API that's guaranteed to be available > would be nice. > It's 2014. I think requiring ICU is reasonable at this point. Orthogonal to this RFC, but I'd be in favor of deprecating all the non-ICU intl stuff sometime soon. > I probably worded that badly — I just mean that I don't think \u and > \U should be limited to only u"" strings, but should work in normal > strings as well. (In other words, I'm agreeing with what's in your > RFC, not with Sara.) > I don't feel strongly about the u"" requirement, it doesn't make the world a darker place if we're more permissive. > Plus, it’s worth noting that \u would still be different from \ooo and \xXX anyway, > as it’d be fixed-length while octal and hex aren’t. > And I really wish that weren't true. :p -Sara