note 101805 deleted from functions.returning-values by aharvey
| From: | aharvey@php.net | Date: | Wed, 05 Sep 2012 02:13:10 +0000 |
| Subject: | note 101805 deleted from functions.returning-values by aharvey | ||
| References: | 1 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-190501@lists.php.net to get a copy of this message | ||
Note Submitter: bbraun at basicbusinesssim dot com
----
Variables declared as global inside a function are available outside the function.
<?php
function writefunctionvars() {
global $foo;
$foo = "something";
}
writefunctionvars();
echo $foo; // displays "something"
?>