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Date: Thu, 27 Nov 2014 15:17:09 +0000
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Subject: Re: [PHP-DEV] [RFC] IntlChar class and intl_char_*() functions
From: rowan.collins@gmail.com (Rowan Collins)

Andrea Faulds wrote on 27/11/2014 13:48:
>> On 27 Nov 2014, at 08:22, Stanislav Malyshev <smalyshev@gmail.com> wrote:
>>
>> Looking into this and also reading the \u{} proposal, I also thought -
>> do we have a programmatic way of doing what \u would do? I.e. if we
>> assume $x holds an Unicode codepoint value (i.e., an integer) do we have
>> a good built-in way to generate the corresponding utf8 sequence?
>> If not, then I think this class may be a good place to put such a
>> function in.
> You mean something along the lines of JavaScript’s String.fromCharCode (or, in ES6, String.fromCodePoint)?
>
> One of the nice things about that function is that it can take multiple codes. So I can do String.fromCodePoint(65, 66, 67) to get “ABC”.
>
> If we add that, we should also have an analogue of JavaScript’s String.charCodeAt/String.codePointAt to do the operation in reverse.

We already have the single-byte versions: chr() and ord(). It's been on 
my to do list for a while to rewrite the manual pages for those, which 
currently have a whole lot of misleading references to ASCII.