Function to convert PHP array to XML

This article mainly introduces the functions for converting PHP arrays and XML. It has certain reference value. Now I share it with everyone. Friends in need can refer to it

//数组转xml
function ArrToXml($arr)
{
if(!is_array($arr) || count($arr) == 0) return '';
$xml = "<xml>";
foreach ($arr as $key=>$val)
{
if (is_numeric($val)){
$xml.="<".$key.">".$val."</".$key.">";
}else{
$xml.="<".$key."><![CDATA[".$val."]]></".$key.">";
}
}
$xml.="</xml>";
return $xml;
}
//Xml转数组
function XmlToArr($xml)
{
if($xml == &#39;&#39;) return &#39;&#39;;
libxml_disable_entity_loader(true);
$arr = json_decode(json_encode(simplexml_load_string($xml, &#39;SimpleXMLElement&#39;, LIBXML_NOCDATA)), true);
return $arr;
}

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