Created
June 14, 2020 11:03
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| <?php | |
| $dati = [ | |
| [ | |
| 'name' => 'Tizio', | |
| 'id' => 1, | |
| 'parent' => null | |
| ], | |
| [ | |
| 'name' => 'Caio', | |
| 'id' => 2, | |
| 'parent' => 1 | |
| ], | |
| [ | |
| 'name' => 'Sempronio', | |
| 'id' => 3, | |
| 'parent' => 1 | |
| ], | |
| [ | |
| 'name' => 'Paolo', | |
| 'id' => 4, | |
| 'parent' => 2 | |
| ], | |
| [ | |
| 'name' => 'Roberto', | |
| 'id' => 5, | |
| 'parent' => 2 | |
| ], | |
| [ | |
| 'name' => 'Giuseppe', | |
| 'id' => 6, | |
| 'parent' => 3 | |
| ], | |
| ]; | |
| class Nodo { | |
| public $name; | |
| public $id; | |
| public $parent; | |
| public $figli = []; | |
| public function __construct($o) { | |
| $this->name = $o['name']; | |
| $this->id = $o['id']; | |
| $this->parent = $o['parent']; | |
| } | |
| public function inserisci($nodo_padre) { | |
| if ($nodo_padre->id == $this->parent) { | |
| array_push($nodo_padre->figli, $this); | |
| } else { | |
| foreach ($nodo_padre->figli as $figlio) { | |
| $this->inserisci($figlio); | |
| } | |
| } | |
| } | |
| public function to_li() { | |
| $res = '<li>' . $this->name; | |
| if (count($this->figli) > 0) { | |
| $res .= '<ul>'; | |
| foreach ($this->figli as $f) { | |
| $res .= $f->to_li(); | |
| } | |
| $res .= '</ul>'; | |
| } | |
| return $res; | |
| } | |
| } | |
| $radice = new Nodo($dati[0]); | |
| foreach (array_slice($dati, 1) as $dato) { | |
| $nodo = new Nodo($dato); | |
| $nodo->inserisci($radice); | |
| } | |
| print('<pre>'); | |
| print_r($radice); | |
| print('</pre>'); | |
| print('<ul>' . $radice->to_li() . '</ul>'); | |
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