How to add a member

--php opening--

//add new user and set password 
$memberObj = new mxMember;
$memberObj->$_POST['object']['username'];
$memberObj->setPassword($_POST['object']['password'], '');
if (!$memberObj->add()) echo "Error adding member";
else echo "New member added";

//update member info including password
$memberObj = new mxMember;
$members = $memberObj->getAll(array('username'=>$_POST['object']['username']));
if (count($members) > 0){
foreach ($members as $member) {
 $member->username = $_POST['object']['username'];
 $member->updatePassword($_POST['object']['password'], '');
 if (!$member->update()) echo "Error update member";
 else echo "Member updated";
}
}

--php closing--