the '&' chat before a var

[Anon]

Hi,

i have read a lot of times code, where in front of special variables the charakter '&' is written. Can anyone tell me what this char in front of a var means oder does ?

e.g:

<?

&$var;

?>

instead of just <? $var; ?>

thanks in advance

ali

[[deleted]]

http://www.php.net/manual/en/language.references.php