在使用: 模型:create时报错, Add [name] to fillable property to allow mass assignment on [App\AdminUser].
1、数据库准备: CREATE database laravel; use laravel; CREATE TABLE IF NOT EXISTS student( `id` INT AUTO_INCREMENT PRIMARY KEY, `name` VARCHAR(255) NOT NULL DEFAULT''COMMENT'姓名', `age` TINYINT UNSIGNED NOT NULL DEFAULT0, `sex` TINYINT UNSIGNED NOT NULL DEFAULT0, `created_at` INT NOT...
$office = Office::create($request->all() + ['admin_id' => $admin->id]); (new UserService())->assignAdminToOffice($office); } catch (ModelNotFoundException $ex) { // User not found abort(422, 'Invalid email: administrator not found'); } catch (Exception $ex) { // Anything t...
create database if not exists laravel DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci; -- 创建数据库 create user 'laravel'@'%' identified by 'qwas1209'; -- 创建账号和密码 grant all on laravel.* to 'laravel'@'%'; -- 授权 flush privileges; -- 刷新权限 show create databa...
`deleted_at` is null ) > 1 and `email_verified_at` is not null 你甚至还可以通过嵌套关联查询的方式过滤发布的文章有评论的用户: 代码语言:javascript 复制 $users = User::has('posts.comments')->get(); 其实也就是一个嵌套的 EXISTS 查询:...
very annoying if we have to delete a table that failed to make. so I use dropIfExists('table_name') function to delete a table if has table before creating a new table Schema::dropIfExists('books'); Schema::create('books', function(Blueprint $table) { $table->increm...
You may also come across situations where you want to update an existing model or create a new model if none exists. Laravel provides an updateOrCreate method to do this in one step. Like the firstOrCreate method, updateOrCreate persists the model, so there's no need to call save():...
Laravel provides an updateOrCreate method to do this in one step. Like the firstOrCreate method, updateOrCreate persists the model, so there's no need to call save():// If there's a flight from Oakland to San Diego, set the price to $99. // If no matching model exists, create ...
This will return the first item that matches, or create a new one if not matches are found. The difference between firstOrCreate() and firstOrNew():firstOrCreate() will automatically create a new entry in the database if there is not match found. Otherwise it will give you the matched...
所以,在我们的例子中,当验证失败的时候,用户将会被重定向到 create 方法,让我们在视图中显示错误信息:<!-- /resources/views/post/create.blade.php --> 创建文章 @if (count($errors) > 0) @foreach ($errors->all() as $error) {{ $error }} @endforeach @endif <!-- 创建文章表单 --...