在Laravel中,可以根据变量的null或not来执行where条件。 具体来说,Laravel提供了一个查询构建器(Query Builder)来构建数据库查询语句。使用查询构建器,可以通过链式调用方法来构建复杂的查询条件。 对于根据变量null或not执行where条件,可以使用Laravel的条件语句来实现。以下是一个示例代码: 代码语言:txt 复制 $variable...
7 Laravel eloquent model query for `not null` 0 eloquent only apply where if column is not null 5 Laravel eloquent get all if variable is null 0 Laravel/SQL: where column Equals NOT and NULL 2 Laravel Eloquent get where doesnt have, search where has when not null 0 Laravel Where...
在Laravel中,防止查询返回null的方法有多种。以下是一些常用的方法: 使用条件查询:在查询数据库时,可以使用条件语句来过滤结果,确保返回的结果不为null。例如,可以使用whereNotNull方法来排除空值。使用默认值:可以在查询结果为空时,设置一个默认值作为替代。可以使用firstOr方法...
$filter->where(function($query// logger($this->input);if($this->input==1)$query->whereNull('jz_cx_gid');elseif($this->input==2)$query->whereNotNull('jz_cx_gid');},'gid是否为空')->radio([''=>'不作选择',1=>'为空',2=>'不为空',]);...
Laravel Query: DB::table('users') ->whereNull('name') ->get(); Where Not Null Query: SQL Query: SELECT * FROM users WHERE name IS NOT NULL; Laravel Query: DB::table('users') ->whereNotNull('name') ->get(); I hope you found your best solution......
($query) { $query->where(function ($query) { $query ->whereNotNull('confirmed_start_date') ->where('confirmed_start_date', '>=', Carbon::today()); }); }) ->get(); return view('dashboard.index', [ 'jobOwner' => $jobOwner, 'upcoming' => $upcomingJob, 'user' => $user...
->where($article->getDeletedAtColumn(), "<>", null); 1. 2. <?php namespace CmsV2\Services\Articles; use CmsV2\Models\Article; use Illuminate\Database\Eloquent\SoftDeletingScope; use Illuminate\Database\Query\Builder; class ArticleTrashListService extends ArticlesListService ...
public static function on($connection = null) public static function onWriteConnection() public static function all($columns = ['*']) public static function with($relations) public static function destroy($ids) public static function query() ...
您可以使用简单删除: public function handle(){ MailMessage::query()->whereNotNull('deleted_at')->delete(); MailTask::query()->whereNotNull('deleted_at')->delete(); Meo::query()->whereNotNull('deleted_at')->delete(); $this->info('Display this on the screen');} 作者添加:用force...
3 Change SQL query IS NULL to Laravel Query Builder/Eloquent 2 Laravel eloquent using null as column value on select? 0 Laravel/SQL: where column Equals NOT and NULL 0 use if condition in query when the value is null 1 IFNULL in Database: Query Builder Laravel? 1 Select as in l...