On Wed, 2009-02-04 at 14:02 -0600, Jay Moore wrote:
> Greetings list.
>
> Say I have a function that escapes a string before being passed to MySQL
> like so:
>
> function escape($id, &$string)
> {
> $string = mysql_real_escape_string($string, $id);
> }
>
> I'm passing $string as a reference so I don't have to reassign it like so:
>
> $foo = escape($id, $foo);
>
> Simply calling
>
> escape($id, $foo);
>
> works just fine.
>
>
> How can I do this if I have a variable number of arguments? I know I
> can use func_get_args(), func_num_args() and so forth to get the
> arguments but can I still pass by reference?
>
> It'd be so much easier to do
>
> escape($id, $a, $b, $c, $d);
>
> Than
>
> $a = escape($id, a);
>
> and so forth.
>
> Does this make sense? Is it possible to do?
>
> Thanks in advance,
> Jay
>
What about something like (untested):
list($id, $a, $b, $c, $d) = escape($id, $a, $b, $c, $d);
And then instead of altering the actual values in your function by using
pass-by-reference, you can just return an array of elements instead.
Ash
www.ashleysheridan.co.uk
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