check this link
simple example
http://perl.about.com/library/weekly/aa121002c.htm
On Wed, 21 Jul 2004 13:39:32 -0500, Alex Hogan
<[EMAIL PROTECTED]> wrote:
> Hi All,
>
> How do I write a function with optional arguments? Is it possible in
> php?
>
> function myfunc($First, $Second,[$Third, $Fourth]){
> some stuff here
> }
>
> alex hogan
>
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