Crear datatables desde controlador

yajra-datatables-from-controller.php

use Yajra\Datatables\Html\Builder; // import class on controller

/**
 * Datatables Html Builder
 * @var Builder
 */
protected $htmlBuilder;

public function __construct(Builder $htmlBuilder)
{
    $this->htmlBuilder = $htmlBuilder;
}

public function getBasic(Request $request)
{
    if ($request->ajax()) {
        return Datatables::of(User::select(['id', 'name', 'email', 'created_at', 'updated_at']))
        ->addColumn('actions', function ($user) {
            return '<a>Edit</a>'
        })
        ->make(true);
    }

    $html = $this->htmlBuilder
        ->parameters([
            'language' => ['url' => 'https://cdn.datatables.net/plug-ins/1.10.12/i18n/Spanish.json']
        ])
        ->addColumn(['data' => 'id', 'name' => 'id', 'title' => 'Id'])
        ->addColumn(['data' => 'name', 'name' => 'name', 'title' => 'Name'])
        ->addColumn(['data' => 'email', 'name' => 'email', 'title' => 'Email'])
        ->addColumn(['data' => 'created_at', 'name' => 'created_at', 'title' => 'Created At'])
        ->addColumn(['data' => 'updated_at', 'name' => 'updated_at', 'title' => 'Updated At'])
        ->addColumn(['data' => 'actions', 'name' => 'actions', 'title' => 'Actions', 'orderable' => false, 'searchable' => false]);

    return view('datatables.html.basic', compact('html'));
}

//En la vista

@section('demo')
    {!! $html->table() !!}
@endsection

@section('scripts')
    {!! $html->scripts() !!}
@endsection