https://stackoverflow.com/questions/14281758/how-to-sort-an-entitys-arraycollection-in-symfony2
$sort = new Criteria(null, ['Order' => Criteria::ASC]);
return $this->yourCollectionProperty->matching($sort);
...
/**
* @return Collection|self[]
* https://stackoverflow.com/questions/14281758/how-to-sort-an-entitys-arraycollection-in-symfony2
*/
public function getEnfantsOrderAZ(): Collection
{
$sort = new Criteria(null, ['nom' => Criteria::ASC]);
return $this->enfants->matching($sort);
}
...