我一直在试图找出以下PHP代码的错误所在和问题所在,该代码试图进行SOAP调用。当我在免费的网站上托管PHP时,我无法让它工作
include_once("nusoap/lib/nusoap.php");
// create the client and define the URL endpoint
$client = new nusoap_client('http://xxxyyy.zzz:1881/');
// set the character encoding, utf-8 is the standard.
$client->soap_d