public addChild ( |
||
$child | ||
Résultat |
public function addChild(Subject $child)
{
if (!$this->children->contains($child)) {
$this->children->add($child);
$child->setParent($this);
}
}
/** * @param Subject|null $parent * @return Subject */ public function setParent(Subject $parent = null) { $this->parent = $parent; if (!$parent) { $parent->addChild($this); } return $this; }