php jquery ajax提交

        function search_buyer(email){
            var content = 'email='+$(email).val();
            var url = '/index.php?r=admin/ajaxBuyer';
            $.ajax(
                {   type: "post",
                    url:url,
                    data: content,
                    dataType:'json',
                    success: function(msg){
                        $('#ip').val(msg['info']['ip']);
                        $('#log')[0].innerHTML = msg['sendlog']['list'];

                    }
                }
            )
        }


    public function actionAjaxBuyer(){

        $result=array();
        try{
            if(isset($_POST['email']) && empty($_POST['email'])){
                throw new Exception('Email 不能为空!');
            }
            $email= trim($_POST['email']);
            if ( !preg_match("/^[\w\-\.]+@[\w\-\.]+(\.\w+)+$/", $email)) {
                throw new Exception('Email 格式有误!');
            }

            $result['data']=$model->getLastBuyerInfo($email);

        }catch (Exception $e){
            $result['errmsg']=$e->getMessage();
        }
        echo json_encode($result);
    }