Illuminate\Database\Eloquent\Model::hasGlobalScope PHP Method

    public static function hasGlobalScope($scope)
    {
        return !is_null(static::getGlobalScope($scope));
    }

 /**
  * Sets the tenant id automatically when creating models
  *
  * @param Model|ScopedByTenant $model
  */
 public function creating(Model $model)
 {
     // If the model has had the global scope removed, bail
     if (!$model->hasGlobalScope(new TenantScope())) {
         return;
     }
     // If there is no tenant set, bail
     if (is_null(TenantScope::getTenantId())) {
         return;
     }
     // Otherwise, scope the new model
     $model->{$model->getTenantColumn()} = TenantScope::getTenantId();
 }