Codeignitor的db类的说明，锻炼一下文字表达能力一般的使用场景：classhomeextendsBase_Controller{publicfunctiontest(){$this->load->model('my/User_model');}}classUser_modelextendCI_Model{publicfunction__construct(){$this->db=$this->load->database('my',TRUE);}}classCI_Model{publicfunction__get($key){returnget_instance()->$key;}}

Codeignitor的db类的说明，锻炼一下文字表达能力一般的使用场景：classhomeextendsBase_Controller{publicfunctiontest(){$this->load->model('my/User_model');}}classUser_modelextendCI_Model{publicfunction__construct(){$this->db=$this->load->database('my',TRUE);}}classCI_Model{publicfunction__get($key){returnget_instance()->$key;}}