我使用以下查询获取Laravel中的项目ID和特定表的ID。
$projectlist = Projects::Where('customer',$request->input('client_name'))->pluck(DB::raw("CONCAT('project_prefix','project_nos') AS projectid"),"id");
我收到了错误消息。
message Illegal offset type in isset or empty
exception ErrorException
file /var/www/msstone/vendor/laravel/framework/src/Illuminate/Support/Str.php
项目模型
namespace App;
use Illuminate\Database\Eloquent\Model;
class Projects extends Model
{
protected $guarded = ['id'];
protected $table = 'projects';
}
答案 0 :(得分:2)
尝试通过更改雄辩的查询:
$projectlist=Projects::Where('customer',$request->input('client_name'))->pluck(DB::raw("CONCAT('project_prefix','project_nos') AS projectid"),"id");
到
$projectlist = Projects::select(DB::raw("CONCAT(project_prefix,project_nos) AS projectid"),'id')->where('customer',$request->input('client_name'))->pluck("projectid","id");