PHP数组和XML相互转换的函数

//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 == '') return '';
    libxml_disable_entity_loader(true);
    $arr = json_decode(json_encode(simplexml_load_string($xml, 'SimpleXMLElement', LIBXML_NOCDATA)), true);      
    return $arr;
}

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转载自blog.csdn.net/qq_38149009/article/details/80706519