/** * Declares an association between this object and a ChildCategories object. * * @param ChildCategories $v * @return $this|\Items The current object (for fluent API support) * @throws PropelException */ public function setCategories(ChildCategories $v = null) { if ($v === null) { $this->setCategoryId(NULL); } else { $this->setCategoryId($v->getCategoryId()); } $this->aCategories = $v; // Add binding for other direction of this n:n relationship. // If this object has already been added to the ChildCategories object, it will not be re-added. if ($v !== null) { $v->addItems($this); } return $this; }