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Posted by Vince Morgan on 05/07/07 14:14
"Vince Morgan" <vinharAtHereoptusnet.com.au> wrote in message
news:463f3216$0$15845$afc38c87@news.optusnet.com.au...
> <?
> function &get()
> {
> global $r;
> return $r;
> }
> $r=5;
> $var=$r;
> echo $var;//output is 5 as expected.
> $r=6;
> echo $var;//output is still 5 as not expected, by me that is ;)
> $var=$r;
> echo $var;//output is now 6
> ?>
Oooops, getting too late evidently. I meant to write the following.
<?
function &get()
{
global $r;
return $r;
}
$r=5;
$var=get();
echo $var;//output is 5 as expected.
$r=6;
echo $var;//output is still 5
$var=get();
echo $var;//output is now 6
?>
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