Php Laravel错误leftJoin:未定义的属性：Illumb\Database\Eloquent\Collection:：$id
我在laravel上使用leftJoin，但它出错了 未定义的属性：Illumb\Database\Eloquent\Collection:：$id 这里是控制器上的示例代码Php Laravel错误leftJoin:未定义的属性：Illumb\Database\Eloquent\Collection:：$id,php,laravel,laravel-5.3,Php,Laravel,Laravel 5.3,我在laravel上使用leftJoin，但它出错了 未定义的属性：Illumb\Database\Eloquent\Collection:：$id 这里是控制器上的示例代码 $news = News::find($id) ->leftJoin('categories', 'news.category_id', '=', 'categories.id') ->get(); //dd($news); return vi
$news = News::find($id)
->leftJoin('categories', 'news.category_id', '=', 'categories.id')
->get();
//dd($news);
return view('news.update')
->with('news', $news);
<form class="form-horizontal" action="/news/{{$news->id}}" method="post" enctype="mulipart/form-data">
<select name="category_id">
<option> - </option>
@foreach($news as $news)
<option value="{{ $news->category_id }}" selected>{{ $news->category }}</option>
@endforeach
</select> </form>
-
@foreach（$news作为$news）
{{$news->category}
@endforeach
$news = DB::table('news')
->leftJoin('categories', 'categories.id', '=', 'news.category_id')
->select('news.*', 'categories.*')
->get();
<form class="form-horizontal" action="/news/{{$news[0]->id}}" method="post" enctype="mulipart/form-data">
<select name="category_id">
<option> - </option>
@foreach($news as $news_data)
<option value="{{ $news_data->category_id }}" selected>{{ $news_data->category }}</option>
@endforeach
</select>
</form>
-
@foreach（$news作为$news\u数据）
{{$news_data->category}
@endforeach