quatro
linear graph, (*1)
class MyStore implements MemMemov\Quatro\StoreInterface
{
}, (*2)
$myStore = new MyStore();, (*3)
$quatro = new MemMemov\Quatro\Quatro($myStore);, (*4)
Create new nodes, (*5)
$n1 = $quatro->create();
$n2 = $quatro->create();
$n3 = $quatro->create();, (*6)
Connect nodes, (*7)
$n1->add($n2);
$n1->add($n3);, (*8)
Iterate over child nodes, (*9)
$n1->each(function($node) {, (*10)
});, (*11)
Find a node by its ID, (*12)
$n3 = $quatro->read(3);, (*13)