PHP code example of nicmart / tree

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

nicmart / tree example snippets

use Tree\Node\Node;

$node = new Node('foo');

$node->setValue('my value');
echo $node->getValue(); //Prints 'my value'

$child1 = new Node('child1');
$child2 = new Node('child2');

$node
    ->addChild($child1)
    ->addChild($child2);

$node->removeChild($child1);

$children = $node->getChildren();

$node->setChildren([new Node('foo'), new Node('bar')]);

$node->removeAllChildren();

$node->isLeaf();

$node->isChild();

$root->addChild($node = new Node('child'));
$node->getParent(); // Returns $root

$root = (new Node('root'))
    ->addChild($child = new Node('child'))
    ->addChild($grandChild = new Node('grandchild'))
;

$grandchild->getAncestors(); // Returns [$root, $child]

$root = $node->root();

$root = (new Node('root'))
    ->addChild($child1 = new Node('child1'))
    ->addChild($child2 = new Node('child2'))
    ->addChild($child3 = new Node('child3'))
;

$child2->getNeighbors(); // Returns [$child1, $child3]

$node->getSize();

$node->getDepth();

$node->getHeight();

$builder = new Tree\Builder\NodeBuilder;

$builder
    ->value('A')
    ->leaf('B')
    ->tree('C')
        ->tree('D')
            ->leaf('G')
            ->leaf('H')
            ->end()
        ->leaf('E')
        ->leaf('F')
        ->end()
;

$nodeA = $builder->getNode();

use Tree\Visitor\YieldVisitor;

$visitor = new YieldVisitor;

$yield = $node->accept($visitor);
// $yield will contain nodes B, G, H, E, F

use Tree\Visitor\PreOrderVisitor;

$visitor = new PreOrderVisitor;

$yield = $node->accept($visitor);
// $yield will contain nodes A, B, C, D, G, H, E, F

use Tree\Visitor\PostOrderVisitor;

$visitor = new PostOrderVisitor;

$yield = $node->accept($visitor);
// $yield will contain nodes B, G, H, D, E, F, C, A

$value

$value

$value