PHP/Language Basics/Global
the global statement is used
<source lang="html4strict">
<?php
$ilike = "Rock"; function music (){ global $ilike; echo "I love listening to $ilike music!", "\n"; } music ();
?>
</source>
Using the global Statement to Remember the Value of a Variable Between Function Calls
<source lang="html4strict">
<html> <head> <title>Using the global Statement to Remember the Value of a Variable Between Function Calls</title> </head> <body> <?php $num_of_calls = 0; function andAnotherThing( $txt ){
global $num_of_calls; $num_of_calls++;print "
$num_of_calls. $txt
";} andAnotherThing("A");
print("Called"); andAnotherThing("B"); print("Called again<p>"); ?> </body> </html> </source>