public function argsToString()
{
$string = '';
foreach ($this->args as $key => $value) {
if (is_array($value)) {
$string .= "{$key}=\"";
foreach ($value as $k => $v) {
$string .= "{$k}:{$v};";
}
$string .= '" ';
} else {
$string .= "{$key}=\"{$value}\" ";
}
}
return $string;
}