$this->__creationDate = new DateTime();
$this->__creationDate->add(new DateInterval('P' . self::$__inter . 'D'));
self::$__inter += 1;
}
public function serialise($inOptFormat = 'Y-m-d H:i:s')
{
return $this->__creationDate->format($inOptFormat);
}
}
$array = array('data' => new MyDate(), 'children' => array(array('data' => new MyDate(), 'children' => array()), array('data' => new MyDate(), 'children' => array()), array('data' => new MyDate(), 'children' => array(array('data' => new MyDate(), 'children' => array(array('data' => new MyDate(), 'children' => array(array('data' => new MyDate(), 'children' => array()), array('data' => new MyDate(), 'children' => array()))), array('data' => new MyDate(), 'children' => array()))), array('data' => new MyDate(), 'children' => array(array('data' => new MyDate(), 'children' => array(array('data' => new MyDate(), 'children' => array(array('data' => new MyDate(), 'children' => array(array('data' => new MyDate(), 'children' => array()), array('data' => new MyDate(), 'children' => array())))))))))))));
/**
* @var array This array will be manipulated by the traversal function.
* The traversal function if free to use this array as it sees fit.
*/
$result = [];
/**
* @var callable The traversal function.
* @param array $inCurrent Current node.
* @param bool $isLead This boolean tells the function whether the current node is a leaf or not.
* @param (array|null $inParent Associative array that represents the parent's node.
* This value may be null is the current node is the getRoot node.
* @param array $inOutResult Permanent variable used by the function to organize and store values.
*/
$traversalFunction = function (array $inCurrent, $isLead, $inParent, &$inOutResult) {
/** @var MyDate $data */
$data = $inCurrent['data'];
$inOutResult[] = $data->serialise();
// Call the data' serializer.
};
Tree::arrayTraverse($array, $traversalFunction, $result);
echo print_r($result, true);
/**
* This method checks that the method used to traverse a tree defined as an array works as expected.
*/
public function testArrayTraverse()
{
$fixture = $this->__fixturesDir . DIRECTORY_SEPARATOR . 'traverse.json';
$result = [];
$function = function (array $inCurrent, $isLead, $inParent, &$inOutResult) {
$inOutResult[] = $inCurrent['data'];
};
Tree::arrayTraverse($this->__treeAsArray, $function, $result);
$this->assertJsonStringEqualsJsonFile($fixture, json_encode($result));
}
