Means you're passing the variable as reference.
This means that any change in the variable inside your function will affect
the variable outside your function, in other terms:
if you have
function myfunc(&$var){
$var = 5;
}
$a = 6;
myfunc($a);
will result in having $a=5 after the function all.
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itoctopus - http://www.itoctopus.com
"bob pilly" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
> Hi all
>
> Can anyone tell me what '&' means before a var?
>
> e.g function(&$var)
>
> Thanks for any help in advance
>
>
>
>
>
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