I would like to export only some columns (email) : the columnemaildoes not exists in table , but it's an accessor !(impossible to say->get(["email"])) Resources controller returnExcel::download(newCompaniesExport($request->segmentId),'file_name.xls'); ...
phpnamespaceIlluminate\Database\Query;useClosure;useIlluminate\Support\Collection;useIlluminate\Database\ConnectionInterface;useIlluminate\Database\Query\Grammars\Grammar;useIlluminate\Database\Query\Processors\Processor;classBuilder{//methods and variables come here} 如您所见,Eloquent 模型使用一些类,如Database...
Today, i would like to show you laravel collection get specific columns. We will use laravel collection map with only() example. This post will give you simple example of laravel collection map get specific columns value. Here you will learn laravel collection only certain keys example. Som...
I'm mapping two (start_time, and end_time) columns from a collection from my table schedules. I perform the map because I format the two columns to use the g hour format. You see below I can format the start_time but not the end_time, how to format both start_time and end_time...
However, in some situations, this may result in poor performance. Therefore, the database engine's search strategy can be configured so that some specified columns utilize full text search queries or only use "where like" constraints to search the prefixes of strings (example%) instead of ...
hasParent() to get non-root nodes; whereIsLeaf() to get only leaves; hasChildren() to get non-leave nodes; whereIsAfter($id) to get every node (not just siblings) that are after a node with specified id; whereIsBefore($id) to get every node that is before a node with specified ...
The cards method on the billable model instance returns a collection of Laravel\Cashier\Card instances:1$cards = $user->cards();To retrieve the default card, the defaultCard method may be used;1$card = $user->defaultCard();Determining If A Card Is On FileYou may check if a customer ...
maatwebsite laravel excel导出列与下拉列表工作表事件的实现可能会相当混乱，很难找到例子，所以当我看到...
注意在这里我们使用了laravel5提供的route model binding特性,我们在控制器中使用Task类typehinting了task参数,而该task参数,而该task参数和routes.php中定义的wildcast路由Route::get('tasks/{task}','xxx'}定义的task相匹配,因此laravel在调用我们的控制器时自动注入Task模型(以id为索引)。这个功能后续再做进一步的...
namespace App\Tables; use App\Models\User; use Okipa\LaravelTable\Table; use Okipa\LaravelTable\Column; use Okipa\LaravelTable\Result; use Illuminate\Support\Collection; use Illuminate\Database\Query\Builder; use Okipa\LaravelTable\Abstracts\AbstractTableConfiguration; class UsersTable extends Abstract...