Laravel rleonship 이 databa 에 맞는 것
코드 예제
웹 사이트:https://laravel.com/docs/
use Illuminate\Database\Eloquent\Builder;
// Retrieve posts with at least one comment containing words like code%...
$posts = Post::whereHas('comments', function (Builder $query) {
$query->where('content', 'like', 'code%');
})->get();
// Retrieve posts with at least ten comments containing words like code%...
$posts = Post::whereHas('comments', function (Builder $query) {
$query->where('content', 'like', 'code%');
}, '>=', 10)->get();기본적으로 laravel8 의 관계에있는 null 웅변 사용자 데이터
# simple handle in blade file
{{ $post->author->name or 'No author' }}
# Model action
public function author()
{
return $this->belongsTo('App\Author')->withDefault();
}
public function author()
{
return $this->belongsTo('App\Author')->withDefault([
'name' => 'Guest Author',
]);
}
비슷한 페이지
예제가있는 유사한 페이지
다른 언어로
이 페이지는 다른 언어로되어 있습니다
empty row
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이 카테고리에서 인기
카테고리에 예제가 포함 된 인기있는 페이지
empty row