optional reference parameter to function
Posted: Wed May 12, 2004 11:07 am
is there way to have optional reference parameter in function signature? something like:
first example yields parsing error, second copies parameter instead of getting reference to it.
Any ideas?
Code: Select all
function some_func(&$param = null) {
if( is_null($param) ) {
// do something...
} else {
// do something else...
}
}
// or
function some_other_func() {
if( func_num_args() ) {
$param =& func_get_arg(0);
// do something...
} else {
// do something else...
}
}Any ideas?