* * Assumes that you want a URL with a querystring rather than route params * (which is what the default url() helper does) * * @param string $path * @param mixed $qs * @param bool $secure * @return string */ function qs_url($path = null, $qs = array(), $secure = null) ...
首先看代码: 1 2 3 4 5 6 $userCoupons= UserCoupons::with(['coupon'=>function($query)use($groupId){ return$query->select('id','group_id','cover','group_number','group_cover')->where([ 'group_id'=>$groupId, ]); }]) // 更多查询省略... 数据结构是三张表用户优惠券表(user_c...
在Laravel中,使用"with"语句调用子模型是一种优雅的方式来加载关联模型数据,以提高查询性能和减少数据库查询次数。 具体来说,"with"语句可以在查询构建器中使用,用于指定需要加载的关联模型。通过使用"with"语句,可以在执行查询时一次性加载所有关联模型的数据,而不是在每次访问关联模型时进行额外的数据库查询。...
a=A&b="B"&c;alert(1);&d=あ'request()->getQueryString()=>"a=A&b=%22B%22&c%3Balert%281%29%3B=&d=%E3%81%82"$_SERVER['QUERY_STRING'];=>"a=A&b=%22B%22&c;alert(1);&d=%E3%81%82" それと、Laravel の feature テストとかだと$_SERVERの方はUndefined index: QUERY_STRING...
However, when I add a specific date like just "2015", it should not show ANY posts from 2015 with the query Lorem since it does not exist. So there is some logic problem here. Any ideas? You shouldn't need a subquery. If you have the proper query in place you should be able to...
Laravel关联模型中过滤结果为空的结果集(has和with区别),首先看代码:数据结构是三张表用户优惠券表(user_coupons)、优惠券表(coupons),商家表(corps),组优惠券表(group_coupons)(为了方便查看,后两项已去除)这里我本意想用模型关联查出用户优惠券中属于给定组gourp
* @param string $relation * @return array */publicfunctionmatch(array$models,Collection$results,$relation){$dictionary=$this->buildDictionary($results);// Once we have the dictionary we can simply spin through the parent models to// link them up with their children using the keyed dictionary ...
1 //单个模型实例序列化成数组 2 $user = App\User::with('roles')->first(); 3 return $user->toArray(); 4 //集合序列化成数组 5 $users = App\User::all(); 6 return $users->toArray(); 7 8 //单个模型实例序列化成JSON 9 $user = App\User::find(1); 10 return $user->toJson...
如果你想在表单请求「之后」添加钩子,你可以使用 withValidator 方法。这个方法接收一个完整的验证类,允许你在实际判断验证规则调之前调用验证类的所有方法:/** * @param \Illuminate\Validation\Validator $validator * @return void */ public function withValidator($validator) { $validator->after(function ($...
The url method will return the URL without the query string, while the fullUrl method includes the query string:// Without Query String... $url = $request->url(); // With Query String... $url = $request->fullUrl();Retrieving The Request MethodThe method method will return the HTTP ...