<?php
class Tree {
public $children = [];
public $data;
public function __construct($data, $children) {
$this->data = $data;
$this->children = $children;
}
}
$children1 = new Tree(34, []);
$children2 = new Tree(70, []);
$rootNode = new Tree(12, [$children1, $children2]);
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0