Buttons::update

public function update(): void
{
	preg_match_all(self::BTN_CLASS_MATCHER, $this->content, $contentMatches);
	$newContentMatches = [];
	foreach ($contentMatches[0] as $contentMatchesItem)
	{
		$contentMatchesItem = $this->changeColor($contentMatchesItem);
		$contentMatchesItem = $this->changeBorder($contentMatchesItem);
		$contentMatchesItem = $this->changeRound($contentMatchesItem);
		$contentMatchesItem = $this->changePadding($contentMatchesItem);
		array_push($newContentMatches, $contentMatchesItem);
	}

	$this->content = str_replace($contentMatches[0], $newContentMatches, $this->content);
	$this->save();
}