PHP code example of matejlauko / tree

1. Go to this page and download the library: Download matejlauko/tree library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php.

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

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

matejlauko / 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->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

$value

$value

$value