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Date: Tue, 12 May 2009 20:15:24 +0100
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Subject: RE: [PHP-DEV] The constant use of isset()
From: jared.williams1@ntlworld.com ("Jared Williams")
References: <8c35d7690905120935t18722295i69217245c9296a6d@mail.gmail.com>

=20

> -----Original Message-----
> From: =D3lafur Waage [mailto:olafurw@gmail.com]=20
> Sent: 12 May 2009 17:35
> To: internals@lists.php.net
> Subject: [PHP-DEV] The constant use of isset()
>=20
> While researching for this suggestion I found this rfc=20
> proposal regarding
> ifsetor() (=20
> http://wiki.php.net/rfc/ifsetor?s[]=3Disset<http://wiki.php.net/
> rfc/ifsetor?s%5B%5D=3Disset>)
> and it's rejection point was that it was currently not possible (
> http://marc.info/?l=3Dphp-internals&m=3D108931281901389&w=3D2 )
>=20
> But would it be possible to check for a value of a variable=20
> if it is set?
>=20
> Since I often do (and see others do)
>=20
> if(isset($_GET["foo"]) && $_GET["foo"] =3D=3D "bar") or even worse
> if((isset($_GET["foo"]) && $_GET["foo"] =3D=3D "bar") ||=20
> (isset($_GET["baz"]) && $_GET["baz"] =3D=3D "bat"))
>=20
> to be able to do something like this
>=20
> if(isset($_GET["foo"]) =3D=3D "bar")
> or
> if(isset($_GET["foo"]) =3D=3D "bar" || isset($_GET["baz"]) =3D=3D =
"bat")
>=20
> That isset (or some other language construct) would return=20
> the variable if it were set and false if it was not.
>=20
> Thanks for your time, i know this has probably been talked to=20
> death in one form or other.
>=20
> =D3lafur Waage
> olafurw@gmail.com
>=20

Use array_merge to provide default values...=20

$get =3D array_merge($_GET, array('foo' =3D> 'bar', 'baz' =3D> 'bat));

If ($get['foo'] =3D=3D 'bar' || $get['baz'] =3D=3D 'bat')

Jared