RE: [PHP-DEV] The constant use of isset()
| From: | Jared Williams | Date: | Tue, 12 May 2009 19:15:24 +0000 |
| Subject: | RE: [PHP-DEV] The constant use of isset() | ||
| References: | 1 | Groups: | php.internals |
| Request: | Send a blank email to internals+get-43915@lists.php.net to get a copy of this message | ||
> -----Original Message-----
> From: Ólafur Waage [mailto:olafurw@gmail.com]
> Sent: 12 May 2009 17:35
> To: internals@lists.php.net
> Subject: [PHP-DEV] The constant use of isset()
>
> While researching for this suggestion I found this rfc
> proposal regarding
> ifsetor() (
> http://wiki.php.net/rfc/ifsetor?s[]=isset<http://wiki.php.net/n΂
> 1À˜ÛÌ>DØ®D
> rfc/ifsetor?s%5B%5D=isset>)
> and it's rejection point was that it was currently not possible (
> http://marc.info/?l=php-internals&m=108931281901389&w=2
> )
>
> But would it be possible to check for a value of a variable
> if it is set?
>
> Since I often do (and see others do)
>
> if(isset($_GET["foo"]) && $_GET["foo"] == "bar") or even
> worse
> if((isset($_GET["foo"]) && $_GET["foo"] == "bar") ||
> (isset($_GET["baz"]) && $_GET["baz"] == "bat"))
>
> to be able to do something like this
>
> if(isset($_GET["foo"]) == "bar")
> or
> if(isset($_GET["foo"]) == "bar" || isset($_GET["baz"]) ==
> "bat")
>
> That isset (or some other language construct) would return
> the variable if it were set and false if it was not.
>
> Thanks for your time, i know this has probably been talked to
> death in one form or other.
>
> Ólafur Waage
> olafurw@gmail.com
>
Use array_merge to provide default values...
$get = array_merge($_GET, array('foo' => 'bar', 'baz' =>
'bat));
If ($get['foo'] == 'bar' || $get['baz'] == 'bat')
Jared