first = 'last'; $this->last = 'first'; } function augment_first($newval) { $this->first = $this->first.$newval; return $this->first; } function augment_first_RPC_OK() { return true; } function mnet_concatenate_strings_RPC_OK() { return true; } function mnet_concatenate_strings($string1='', $string2='', $string3='') { return $string1.$string2.$string3; } } ?>