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1<?php
2
3declare(strict_types=1);
4
5namespace Epic64\Elem\Elements;
6
7use Epic64\Elem\Element;
8
9class Html extends Element
10{
11    public function __construct(?string $lang = null)
12    {
13        parent::__construct('html');
14        if ($lang !== null) {
15            $this->element->setAttribute('lang', $lang);
16        }
17    }
18
19    public function lang(string $lang): static
20    {
21        return $this->attr('lang', $lang);
22    }
23
24    public function toHtml(bool $pretty = false): string
25    {
26        $doctype = "<!DOCTYPE html>\n";
27        return $doctype . parent::toHtml($pretty);
28    }
29}