Hello,

Could you tell me why on PHP 4.2.2 this code work

<?php
  switch ($_GET['fuseaction'])
 {
    case 0:
        print "i equals 0";
        break;
    default:
        print "i is not equal to 0, 1 or 2";
 }
?>

and this one not :

<?php
  switch ($fuseaction)
 {
    case 0:
        print "i equals 0";
        break;
    default:
        print "i is not equal to 0, 1 or 2";
 }
?>

In both cases when fuseaction is not defined, I receive an error. Could you
tell me how to know if the variable is defined in the URL. In coldfusion you
can do <cfif isDefined("URL.fuseaction")>

but in php ?

Bye



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