src/Item.php
public function getSiblings($objFilter)
    {
        if (!$this->getMetaModel()->hasVariants()) {
            return null;
        }
        return $this->getMetaModel()->findVariantsWithBase(array($this->get('id')), $objFilter);
    }
public function getSiblings($objFilter)
    {
        if (!$this->getMetaModel()->hasVariants()) {
            return null;
        }
        return $this->getMetaModel()->findVariantsWithBase(array($this->get('id')), $objFilter);
    }
Find all Variants including the variant base.

The item itself is excluded from the return list.

@param IFilter $objFilter The additional filter settings to apply.

@return null|IItems