note 39841 added to language.references.return
| From: | contact at infopol dot fr | Date: | Thu, 12 Feb 2004 14:36:28 +0000 |
| Subject: | note 39841 added to language.references.return | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-65052@lists.php.net to get a copy of this message | ||
A note about returning references embedded in non-reference arrays :
<?
$foo;
function bar () {
global $foo;
$return = array();
$return[] =& $foo;
return $return;
}
$foo = 1;
$foobar = bar();
$foobar[0] = 2;
echo $foo;
?>
results in "2" because the reference is copied (pretty neat).
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Manual Page -- http://www.php.net/manual/en/language.references.return.php
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