It indicates that the variable was passed by reference rather than by value.
Fred Girish Nath <[EMAIL PROTECTED]> wrote in message 000f01c1736c$714abc30$015b10ac@AERIS">news:000f01c1736c$714abc30$015b10ac@AERIS... > Hi > > I've been looking at some classes an have come across this notation for > example : > > function remove(&$productid) { > /* this function will remove a given product from the cart */ > if (isset($productid)) { > unset($this->items[$productid]); > } > } > > > What does the "&" (ampersand) before the variable name mean ? > > Thanks > > > Girish > -- PHP General Mailing List (http://www.php.net/) To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] To contact the list administrators, e-mail: [EMAIL PROTECTED]
