So if the variable is set and contains "false", we can't check it ?
And near same problem for 0, empty array and empty string.

But you can also use this syntax : (yes it's not very "clean")

   if( @$_GET['foo'] === 'bar')
   or
   if( @$_GET['foo'] === 'bar' or @$_GET['baz'] === 'bat' )


Olivier

Ólafur Waage a écrit :
While researching for this suggestion I found this rfc proposal regarding
ifsetor() ( 
http://wiki.php.net/rfc/ifsetor?s[]=isset<http://wiki.php.net/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
olaf...@gmail.com


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