Re: supporting the final keyword for properties
| From: | Andrew Faulds | Date: | Mon, 16 Jul 2012 12:45:55 +0000 |
| Subject: | Re: supporting the final keyword for properties | ||
| References: | 1 | Groups: | php.internals |
| Request: | Send a blank email to internals+get-61290@lists.php.net to get a copy of this message | ||
C# does this with the readonly keyword, sounds like a good idea.
On 16 July 2012 13:25, Ferenc Kovacs <tyra3l@gmail.com> wrote:
> Hi,
>
> The recent
> http://www.mail-archive.com/internals@lists.php.net/msg59301.html
> discussion
> made me wonder why did we decide not supporting the final keywords for
> properties as it would provide an easy way for read-only attributes (const
> would be a better choice in performance wise, but then you can only set it
> in your declaration where no dynamic expression is allowed.)
>
> I would like it to work the same way as it does in java(
>
> http://docs.oracle.com/javase/specs/jls/se7/html/jls-4.html#jls-4.12.4)
> eg.
> you can set the initial value either in the declaration or later on, but
> after it is set, you can't change it, trying to do that would create a
> recoverable fatal error (or throwing an exception which extends
> RuntimeException).
>
> What do you think? Would this be viable? Is there any still-present reason
> why we shouldn't support that?
>
> --
> Ferenc Kovács
> @Tyr43l - http://tyrael.hu
--
Andrew Faulds (AJF)
http://ajf.me/