Changed variabele

From: Date: Mon, 30 Oct 2000 08:39:23 +0000
Subject: Changed variabele
Groups: php.general 
Request: Send a blank email to php-general+get-22637@lists.php.net to get a copy of this message
Hi, I have two questions: - is a variable like http://.../bla.php3?variabele=1 global? So, if I use '#include bla2.php3' can I use is in the file bla2.php3 ? - How can I check if a variable has changed? I made links in my document like : index.php3?link=home and index.php3?link=contact In index.php3 I want to check if a variable has changed, so if a link is clicked. Can I do it by this: if ($link) { switch ($link) { case "home": { echo "<HTML>" } case "contact": { echo "contact" } } $link=""; } ? Jan van Schaijk

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