user_model

public function ubah_mahasiswa($id_user, $nama, $nama_lengkap, $email) {
        $check = $this->db->select('id_user')->where('id_user',$id_user)->get('user');
        if($check->num_rows==0){
            return FALSE;
            }else{
            $update = array('nama'=>$nama, 'nama_lengkap'=>$nama_lengkap, 'email'=>$email );
            $query = $this->db->where('id_user',$id_user )->update('user', $update);
            return $query;
            }
    }