Php/xml/SimpleXMLElement

配列からxml生成

$xmlstr = "<?xml version='1.0' encoding='utf-8'?><tags></tags>";
$xml = new SimpleXMLElement($xmlstr);
$tags = [
   'name' => 'taro',
   'age' => 1
];
foreach($tags as $key => $value) {
   $xml->addChild($key, $value);
}
echo $xml->asXML();